64875720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{457}}^1$

素因数の和:504

約数の個数: 192

約数和(自身を含む): 241384320

約数和(自身を除く): 176508600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 169, 182, 195, 210, 260, 273, 280, 312, 338, 364, 390, 420, 455, 457, 507, 520, 546, 676, 728, 780, 840, 845, 910, 914, 1014, 1092, 1183, 1352, 1365, 1371, 1560, 1690, 1820, 1828, 2028, 2184, 2285, 2366, 2535, 2730, 2742, 3199, 3380, 3549, 3640, 3656, 4056, 4570, 4732, 5070, 5460, 5484, 5915, 5941, 6398, 6760, 6855, 7098, 9140, 9464, 9597, 10140, 10920, 10968, 11830, 11882, 12796, 13710, 14196, 15995, 17745, 17823, 18280, 19194, 20280, 23660, 23764, 25592, 27420, 28392, 29705, 31990, 35490, 35646, 38388, 41587, 47320, 47528, 47985, 54840, 59410, 63980, 70980, 71292, 76776, 77233, 83174, 89115, 95970, 118820, 124761, 127960, 141960, 142584, 154466, 166348, 178230, 191940, 207935, 231699, 237640, 249522, 308932, 332696, 356460, 383880, 386165, 415870, 463398, 499044, 540631, 617864, 623805, 712920, 772330, 831740, 926796, 998088, 1081262, 1158495, 1247610, 1544660, 1621893, 1663480, 1853592, 2162524, 2316990, 2495220, 2703155, 3089320, 3243786, 4325048, 4633980, 4990440, 5406310, 6487572, 8109465, 9267960, 10812620, 12975144, 16218930, 21625240, 32437860, 64875720]

約数ペア:

[(1, 64875720), (2, 32437860), (3, 21625240), (4, 16218930), (5, 12975144), (6, 10812620), (7, 9267960), (8, 8109465), (10, 6487572), (12, 5406310), (13, 4990440), (14, 4633980), (15, 4325048), (20, 3243786), (21, 3089320), (24, 2703155), (26, 2495220), (28, 2316990), (30, 2162524), (35, 1853592), (39, 1663480), (40, 1621893), (42, 1544660), (52, 1247610), (56, 1158495), (60, 1081262), (65, 998088), (70, 926796), (78, 831740), (84, 772330), (91, 712920), (104, 623805), (105, 617864), (120, 540631), (130, 499044), (140, 463398), (156, 415870), (168, 386165), (169, 383880), (182, 356460), (195, 332696), (210, 308932), (260, 249522), (273, 237640), (280, 231699), (312, 207935), (338, 191940), (364, 178230), (390, 166348), (420, 154466), (455, 142584), (457, 141960), (507, 127960), (520, 124761), (546, 118820), (676, 95970), (728, 89115), (780, 83174), (840, 77233), (845, 76776), (910, 71292), (914, 70980), (1014, 63980), (1092, 59410), (1183, 54840), (1352, 47985), (1365, 47528), (1371, 47320), (1560, 41587), (1690, 38388), (1820, 35646), (1828, 35490), (2028, 31990), (2184, 29705), (2285, 28392), (2366, 27420), (2535, 25592), (2730, 23764), (2742, 23660), (3199, 20280), (3380, 19194), (3549, 18280), (3640, 17823), (3656, 17745), (4056, 15995), (4570, 14196), (4732, 13710), (5070, 12796), (5460, 11882), (5484, 11830), (5915, 10968), (5941, 10920), (6398, 10140), (6760, 9597), (6855, 9464), (7098, 9140)]