221031720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{173}}^1$

素因数の和:226

約数の個数: 384

約数和(自身を含む): 917049600

約数和(自身を除く): 696017880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 168, 169, 173, 180, 182, 189, 195, 210, 216, 234, 252, 260, 270, 273, 280, 312, 315, 338, 346, 351, 360, 364, 378, 390, 420, 455, 468, 504, 507, 519, 520, 540, 546, 585, 630, 676, 692, 702, 728, 756, 780, 819, 840, 845, 865, 910, 936, 945, 1014, 1038, 1080, 1092, 1170, 1183, 1211, 1260, 1352, 1365, 1384, 1404, 1512, 1521, 1557, 1560, 1638, 1690, 1730, 1755, 1820, 1890, 2028, 2076, 2184, 2249, 2340, 2366, 2422, 2457, 2520, 2535, 2595, 2730, 2808, 3042, 3114, 3276, 3380, 3460, 3510, 3549, 3633, 3640, 3780, 4056, 4095, 4152, 4498, 4563, 4671, 4680, 4732, 4844, 4914, 5070, 5190, 5460, 5915, 6055, 6084, 6228, 6552, 6747, 6760, 6920, 7020, 7098, 7266, 7560, 7605, 7785, 8190, 8996, 9126, 9342, 9464, 9688, 9828, 10140, 10380, 10647, 10899, 10920, 11245, 11830, 12110, 12168, 12285, 12456, 13494, 14040, 14196, 14532, 15210, 15570, 15743, 16380, 17745, 17992, 18165, 18252, 18684, 19656, 20241, 20280, 20760, 21294, 21798, 22490, 22815, 23355, 23660, 24220, 24570, 26988, 28392, 29064, 29237, 30420, 31140, 31486, 31941, 32697, 32760, 33735, 35490, 36330, 36504, 37368, 40482, 42588, 43596, 44980, 45630, 46710, 47229, 47320, 48440, 49140, 53235, 53976, 54495, 58474, 60723, 60840, 62280, 62972, 63882, 65394, 67470, 70980, 72660, 78715, 80964, 85176, 87192, 87711, 89960, 91260, 93420, 94458, 98280, 101205, 106470, 108990, 116948, 121446, 125944, 127764, 130788, 134940, 141687, 141960, 145320, 146185, 157430, 159705, 161928, 163485, 175422, 182520, 186840, 188916, 202410, 204659, 212940, 217980, 233896, 236145, 242892, 255528, 261576, 263133, 269880, 283374, 292370, 303615, 314860, 319410, 326970, 350844, 377832, 404820, 409318, 425061, 425880, 435960, 438555, 472290, 485784, 526266, 566748, 584740, 607230, 613977, 629720, 638820, 653940, 701688, 708435, 789399, 809640, 818636, 850122, 877110, 944580, 1023295, 1052532, 1133496, 1169480, 1214460, 1227954, 1277640, 1307880, 1315665, 1416870, 1578798, 1637272, 1700244, 1754220, 1841931, 1889160, 2046590, 2105064, 2125305, 2428920, 2455908, 2631330, 2833740, 3069885, 3157596, 3400488, 3508440, 3683862, 3946995, 4093180, 4250610, 4911816, 5262660, 5525793, 5667480, 6139770, 6315192, 7367724, 7893990, 8186360, 8501220, 9209655, 10525320, 11051586, 12279540, 14735448, 15787980, 17002440, 18419310, 22103172, 24559080, 27628965, 31575960, 36838620, 44206344, 55257930, 73677240, 110515860, 221031720]

約数ペア:

[(1, 221031720), (2, 110515860), (3, 73677240), (4, 55257930), (5, 44206344), (6, 36838620), (7, 31575960), (8, 27628965), (9, 24559080), (10, 22103172), (12, 18419310), (13, 17002440), (14, 15787980), (15, 14735448), (18, 12279540), (20, 11051586), (21, 10525320), (24, 9209655), (26, 8501220), (27, 8186360), (28, 7893990), (30, 7367724), (35, 6315192), (36, 6139770), (39, 5667480), (40, 5525793), (42, 5262660), (45, 4911816), (52, 4250610), (54, 4093180), (56, 3946995), (60, 3683862), (63, 3508440), (65, 3400488), (70, 3157596), (72, 3069885), (78, 2833740), (84, 2631330), (90, 2455908), (91, 2428920), (104, 2125305), (105, 2105064), (108, 2046590), (117, 1889160), (120, 1841931), (126, 1754220), (130, 1700244), (135, 1637272), (140, 1578798), (156, 1416870), (168, 1315665), (169, 1307880), (173, 1277640), (180, 1227954), (182, 1214460), (189, 1169480), (195, 1133496), (210, 1052532), (216, 1023295), (234, 944580), (252, 877110), (260, 850122), (270, 818636), (273, 809640), (280, 789399), (312, 708435), (315, 701688), (338, 653940), (346, 638820), (351, 629720), (360, 613977), (364, 607230), (378, 584740), (390, 566748), (420, 526266), (455, 485784), (468, 472290), (504, 438555), (507, 435960), (519, 425880), (520, 425061), (540, 409318), (546, 404820), (585, 377832), (630, 350844), (676, 326970), (692, 319410), (702, 314860), (728, 303615), (756, 292370), (780, 283374), (819, 269880), (840, 263133), (845, 261576), (865, 255528), (910, 242892), (936, 236145), (945, 233896), (1014, 217980), (1038, 212940), (1080, 204659), (1092, 202410), (1170, 188916), (1183, 186840), (1211, 182520), (1260, 175422), (1352, 163485), (1365, 161928), (1384, 159705), (1404, 157430), (1512, 146185), (1521, 145320), (1557, 141960), (1560, 141687), (1638, 134940), (1690, 130788), (1730, 127764), (1755, 125944), (1820, 121446), (1890, 116948), (2028, 108990), (2076, 106470), (2184, 101205), (2249, 98280), (2340, 94458), (2366, 93420), (2422, 91260), (2457, 89960), (2520, 87711), (2535, 87192), (2595, 85176), (2730, 80964), (2808, 78715), (3042, 72660), (3114, 70980), (3276, 67470), (3380, 65394), (3460, 63882), (3510, 62972), (3549, 62280), (3633, 60840), (3640, 60723), (3780, 58474), (4056, 54495), (4095, 53976), (4152, 53235), (4498, 49140), (4563, 48440), (4671, 47320), (4680, 47229), (4732, 46710), (4844, 45630), (4914, 44980), (5070, 43596), (5190, 42588), (5460, 40482), (5915, 37368), (6055, 36504), (6084, 36330), (6228, 35490), (6552, 33735), (6747, 32760), (6760, 32697), (6920, 31941), (7020, 31486), (7098, 31140), (7266, 30420), (7560, 29237), (7605, 29064), (7785, 28392), (8190, 26988), (8996, 24570), (9126, 24220), (9342, 23660), (9464, 23355), (9688, 22815), (9828, 22490), (10140, 21798), (10380, 21294), (10647, 20760), (10899, 20280), (10920, 20241), (11245, 19656), (11830, 18684), (12110, 18252), (12168, 18165), (12285, 17992), (12456, 17745), (13494, 16380), (14040, 15743), (14196, 15570), (14532, 15210)]