64976580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2111}}^1$

素因数の和:2151

約数の個数: 120

約数和(自身を含む): 214663680

約数和(自身を除く): 149687100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 380, 405, 513, 540, 570, 684, 810, 855, 1026, 1140, 1539, 1620, 1710, 2052, 2111, 2565, 3078, 3420, 4222, 5130, 6156, 6333, 7695, 8444, 10260, 10555, 12666, 15390, 18999, 21110, 25332, 30780, 31665, 37998, 40109, 42220, 56997, 63330, 75996, 80218, 94995, 113994, 120327, 126660, 160436, 170991, 189990, 200545, 227988, 240654, 284985, 341982, 360981, 379980, 401090, 481308, 569970, 601635, 683964, 721962, 802180, 854955, 1082943, 1139940, 1203270, 1443924, 1709910, 1804905, 2165886, 2406540, 3248829, 3419820, 3609810, 4331772, 5414715, 6497658, 7219620, 10829430, 12995316, 16244145, 21658860, 32488290, 64976580]

約数ペア:

[(1, 64976580), (2, 32488290), (3, 21658860), (4, 16244145), (5, 12995316), (6, 10829430), (9, 7219620), (10, 6497658), (12, 5414715), (15, 4331772), (18, 3609810), (19, 3419820), (20, 3248829), (27, 2406540), (30, 2165886), (36, 1804905), (38, 1709910), (45, 1443924), (54, 1203270), (57, 1139940), (60, 1082943), (76, 854955), (81, 802180), (90, 721962), (95, 683964), (108, 601635), (114, 569970), (135, 481308), (162, 401090), (171, 379980), (180, 360981), (190, 341982), (228, 284985), (270, 240654), (285, 227988), (324, 200545), (342, 189990), (380, 170991), (405, 160436), (513, 126660), (540, 120327), (570, 113994), (684, 94995), (810, 80218), (855, 75996), (1026, 63330), (1140, 56997), (1539, 42220), (1620, 40109), (1710, 37998), (2052, 31665), (2111, 30780), (2565, 25332), (3078, 21110), (3420, 18999), (4222, 15390), (5130, 12666), (6156, 10555), (6333, 10260), (7695, 8444)]