245503440

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1249}}^1$

素因数の和:1291

約数の個数: 320

約数和(自身を含む): 1041600000

約数和(自身を除く): 796096560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 54, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 108, 112, 117, 120, 126, 130, 135, 140, 144, 156, 168, 180, 182, 189, 195, 208, 210, 216, 234, 240, 252, 260, 270, 273, 280, 312, 315, 336, 351, 360, 364, 378, 390, 420, 432, 455, 468, 504, 520, 540, 546, 560, 585, 624, 630, 702, 720, 728, 756, 780, 819, 840, 910, 936, 945, 1008, 1040, 1080, 1092, 1170, 1249, 1260, 1365, 1404, 1456, 1512, 1560, 1638, 1680, 1755, 1820, 1872, 1890, 2160, 2184, 2340, 2457, 2498, 2520, 2730, 2808, 3024, 3120, 3276, 3510, 3640, 3747, 3780, 4095, 4368, 4680, 4914, 4996, 5040, 5460, 5616, 6245, 6552, 7020, 7280, 7494, 7560, 8190, 8743, 9360, 9828, 9992, 10920, 11241, 12285, 12490, 13104, 14040, 14988, 15120, 16237, 16380, 17486, 18735, 19656, 19984, 21840, 22482, 24570, 24980, 26229, 28080, 29976, 32474, 32760, 33723, 34972, 37470, 39312, 43715, 44964, 48711, 49140, 49960, 52458, 56205, 59952, 64948, 65520, 67446, 69944, 74940, 78687, 81185, 87430, 89928, 97422, 98280, 99920, 104916, 112410, 113659, 129896, 131145, 134892, 139888, 146133, 149880, 157374, 162370, 168615, 174860, 179856, 194844, 196560, 209832, 224820, 227318, 236061, 243555, 259792, 262290, 269784, 292266, 299760, 314748, 324740, 337230, 340977, 349720, 389688, 393435, 419664, 438399, 449640, 454636, 472122, 487110, 524580, 539568, 568295, 584532, 629496, 649480, 674460, 681954, 699440, 730665, 779376, 786870, 876798, 899280, 909272, 944244, 974220, 1022931, 1049160, 1136590, 1169064, 1180305, 1258992, 1298960, 1348920, 1363908, 1461330, 1573740, 1704885, 1753596, 1818544, 1888488, 1948440, 2045862, 2098320, 2191995, 2273180, 2338128, 2360610, 2697840, 2727816, 2922660, 3068793, 3147480, 3409770, 3507192, 3776976, 3896880, 4091724, 4383990, 4546360, 4721220, 5114655, 5455632, 5845320, 6137586, 6294960, 6819540, 7014384, 8183448, 8767980, 9092720, 9442440, 10229310, 11690640, 12275172, 13639080, 15343965, 16366896, 17535960, 18884880, 20458620, 24550344, 27278160, 30687930, 35071920, 40917240, 49100688, 61375860, 81834480, 122751720, 245503440]

約数ペア:

[(1, 245503440), (2, 122751720), (3, 81834480), (4, 61375860), (5, 49100688), (6, 40917240), (7, 35071920), (8, 30687930), (9, 27278160), (10, 24550344), (12, 20458620), (13, 18884880), (14, 17535960), (15, 16366896), (16, 15343965), (18, 13639080), (20, 12275172), (21, 11690640), (24, 10229310), (26, 9442440), (27, 9092720), (28, 8767980), (30, 8183448), (35, 7014384), (36, 6819540), (39, 6294960), (40, 6137586), (42, 5845320), (45, 5455632), (48, 5114655), (52, 4721220), (54, 4546360), (56, 4383990), (60, 4091724), (63, 3896880), (65, 3776976), (70, 3507192), (72, 3409770), (78, 3147480), (80, 3068793), (84, 2922660), (90, 2727816), (91, 2697840), (104, 2360610), (105, 2338128), (108, 2273180), (112, 2191995), (117, 2098320), (120, 2045862), (126, 1948440), (130, 1888488), (135, 1818544), (140, 1753596), (144, 1704885), (156, 1573740), (168, 1461330), (180, 1363908), (182, 1348920), (189, 1298960), (195, 1258992), (208, 1180305), (210, 1169064), (216, 1136590), (234, 1049160), (240, 1022931), (252, 974220), (260, 944244), (270, 909272), (273, 899280), (280, 876798), (312, 786870), (315, 779376), (336, 730665), (351, 699440), (360, 681954), (364, 674460), (378, 649480), (390, 629496), (420, 584532), (432, 568295), (455, 539568), (468, 524580), (504, 487110), (520, 472122), (540, 454636), (546, 449640), (560, 438399), (585, 419664), (624, 393435), (630, 389688), (702, 349720), (720, 340977), (728, 337230), (756, 324740), (780, 314748), (819, 299760), (840, 292266), (910, 269784), (936, 262290), (945, 259792), (1008, 243555), (1040, 236061), (1080, 227318), (1092, 224820), (1170, 209832), (1249, 196560), (1260, 194844), (1365, 179856), (1404, 174860), (1456, 168615), (1512, 162370), (1560, 157374), (1638, 149880), (1680, 146133), (1755, 139888), (1820, 134892), (1872, 131145), (1890, 129896), (2160, 113659), (2184, 112410), (2340, 104916), (2457, 99920), (2498, 98280), (2520, 97422), (2730, 89928), (2808, 87430), (3024, 81185), (3120, 78687), (3276, 74940), (3510, 69944), (3640, 67446), (3747, 65520), (3780, 64948), (4095, 59952), (4368, 56205), (4680, 52458), (4914, 49960), (4996, 49140), (5040, 48711), (5460, 44964), (5616, 43715), (6245, 39312), (6552, 37470), (7020, 34972), (7280, 33723), (7494, 32760), (7560, 32474), (8190, 29976), (8743, 28080), (9360, 26229), (9828, 24980), (9992, 24570), (10920, 22482), (11241, 21840), (12285, 19984), (12490, 19656), (13104, 18735), (14040, 17486), (14988, 16380), (15120, 16237)]