1681191720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:258

約数の個数: 384

約数和(自身を含む): 6208531200

約数和(自身を除く): 4527339480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 61, 65, 72, 78, 90, 104, 108, 117, 120, 122, 130, 135, 151, 156, 169, 180, 183, 195, 216, 234, 244, 260, 270, 302, 305, 312, 338, 351, 360, 366, 390, 453, 468, 488, 507, 520, 540, 549, 585, 604, 610, 676, 702, 732, 755, 780, 793, 845, 906, 915, 936, 1014, 1080, 1098, 1170, 1208, 1220, 1352, 1359, 1404, 1464, 1510, 1521, 1560, 1586, 1647, 1690, 1755, 1812, 1830, 1963, 2028, 2196, 2265, 2340, 2379, 2440, 2535, 2718, 2745, 2808, 3020, 3042, 3172, 3294, 3380, 3510, 3624, 3660, 3926, 3965, 4056, 4077, 4392, 4530, 4563, 4680, 4758, 5070, 5436, 5490, 5889, 6040, 6084, 6344, 6588, 6760, 6795, 7020, 7137, 7320, 7605, 7852, 7930, 8154, 8235, 9060, 9126, 9211, 9516, 9815, 10140, 10309, 10872, 10980, 11778, 11895, 12168, 13176, 13590, 14040, 14274, 15210, 15704, 15860, 16308, 16470, 17667, 18120, 18252, 18422, 19032, 19630, 20280, 20385, 20618, 21411, 21960, 22815, 23556, 23790, 25519, 27180, 27633, 28548, 29445, 30420, 30927, 31720, 32616, 32940, 35334, 35685, 36504, 36844, 39260, 40770, 41236, 42822, 45630, 46055, 47112, 47580, 51038, 51545, 53001, 54360, 55266, 57096, 58890, 60840, 61854, 65880, 70668, 71370, 73688, 76557, 78520, 81540, 82472, 82899, 85644, 88335, 91260, 92110, 92781, 95160, 102076, 103090, 106002, 107055, 110532, 117780, 119743, 123708, 127595, 138165, 141336, 142740, 153114, 154635, 163080, 165798, 171288, 176670, 182520, 184220, 185562, 204152, 206180, 212004, 214110, 221064, 229671, 235560, 239486, 247416, 248697, 255190, 265005, 276330, 278343, 285480, 306228, 309270, 331596, 353340, 359229, 368440, 371124, 382785, 412360, 414495, 424008, 428220, 459342, 463905, 478972, 497394, 510380, 530010, 552660, 556686, 598715, 612456, 618540, 663192, 689013, 706680, 718458, 742248, 765570, 828990, 856440, 918684, 927810, 957944, 994788, 1020760, 1060020, 1077687, 1105320, 1113372, 1148355, 1197430, 1237080, 1243485, 1378026, 1391715, 1436916, 1531140, 1556659, 1657980, 1796145, 1837368, 1855620, 1989576, 2120040, 2155374, 2226744, 2296710, 2394860, 2486970, 2756052, 2783430, 2873832, 3062280, 3113318, 3233061, 3315960, 3445065, 3592290, 3711240, 4310748, 4593420, 4669977, 4789720, 4973940, 5388435, 5512104, 5566860, 6226636, 6466122, 6890130, 7184580, 7783295, 8621496, 9186840, 9339954, 9947880, 10776870, 11133720, 12453272, 12932244, 13780260, 14009931, 14369160, 15566590, 16165305, 18679908, 21553740, 23349885, 25864488, 27560520, 28019862, 31133180, 32330610, 37359816, 42029793, 43107480, 46699770, 56039724, 62266360, 64661220, 70049655, 84059586, 93399540, 112079448, 129322440, 140099310, 168119172, 186799080, 210148965, 280198620, 336238344, 420297930, 560397240, 840595860, 1681191720]

約数ペア:

[(1, 1681191720), (2, 840595860), (3, 560397240), (4, 420297930), (5, 336238344), (6, 280198620), (8, 210148965), (9, 186799080), (10, 168119172), (12, 140099310), (13, 129322440), (15, 112079448), (18, 93399540), (20, 84059586), (24, 70049655), (26, 64661220), (27, 62266360), (30, 56039724), (36, 46699770), (39, 43107480), (40, 42029793), (45, 37359816), (52, 32330610), (54, 31133180), (60, 28019862), (61, 27560520), (65, 25864488), (72, 23349885), (78, 21553740), (90, 18679908), (104, 16165305), (108, 15566590), (117, 14369160), (120, 14009931), (122, 13780260), (130, 12932244), (135, 12453272), (151, 11133720), (156, 10776870), (169, 9947880), (180, 9339954), (183, 9186840), (195, 8621496), (216, 7783295), (234, 7184580), (244, 6890130), (260, 6466122), (270, 6226636), (302, 5566860), (305, 5512104), (312, 5388435), (338, 4973940), (351, 4789720), (360, 4669977), (366, 4593420), (390, 4310748), (453, 3711240), (468, 3592290), (488, 3445065), (507, 3315960), (520, 3233061), (540, 3113318), (549, 3062280), (585, 2873832), (604, 2783430), (610, 2756052), (676, 2486970), (702, 2394860), (732, 2296710), (755, 2226744), (780, 2155374), (793, 2120040), (845, 1989576), (906, 1855620), (915, 1837368), (936, 1796145), (1014, 1657980), (1080, 1556659), (1098, 1531140), (1170, 1436916), (1208, 1391715), (1220, 1378026), (1352, 1243485), (1359, 1237080), (1404, 1197430), (1464, 1148355), (1510, 1113372), (1521, 1105320), (1560, 1077687), (1586, 1060020), (1647, 1020760), (1690, 994788), (1755, 957944), (1812, 927810), (1830, 918684), (1963, 856440), (2028, 828990), (2196, 765570), (2265, 742248), (2340, 718458), (2379, 706680), (2440, 689013), (2535, 663192), (2718, 618540), (2745, 612456), (2808, 598715), (3020, 556686), (3042, 552660), (3172, 530010), (3294, 510380), (3380, 497394), (3510, 478972), (3624, 463905), (3660, 459342), (3926, 428220), (3965, 424008), (4056, 414495), (4077, 412360), (4392, 382785), (4530, 371124), (4563, 368440), (4680, 359229), (4758, 353340), (5070, 331596), (5436, 309270), (5490, 306228), (5889, 285480), (6040, 278343), (6084, 276330), (6344, 265005), (6588, 255190), (6760, 248697), (6795, 247416), (7020, 239486), (7137, 235560), (7320, 229671), (7605, 221064), (7852, 214110), (7930, 212004), (8154, 206180), (8235, 204152), (9060, 185562), (9126, 184220), (9211, 182520), (9516, 176670), (9815, 171288), (10140, 165798), (10309, 163080), (10872, 154635), (10980, 153114), (11778, 142740), (11895, 141336), (12168, 138165), (13176, 127595), (13590, 123708), (14040, 119743), (14274, 117780), (15210, 110532), (15704, 107055), (15860, 106002), (16308, 103090), (16470, 102076), (17667, 95160), (18120, 92781), (18252, 92110), (18422, 91260), (19032, 88335), (19630, 85644), (20280, 82899), (20385, 82472), (20618, 81540), (21411, 78520), (21960, 76557), (22815, 73688), (23556, 71370), (23790, 70668), (25519, 65880), (27180, 61854), (27633, 60840), (28548, 58890), (29445, 57096), (30420, 55266), (30927, 54360), (31720, 53001), (32616, 51545), (32940, 51038), (35334, 47580), (35685, 47112), (36504, 46055), (36844, 45630), (39260, 42822), (40770, 41236)]