1688702940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{1117}}^1$

素因数の和:1396

約数の個数: 144

約数和(自身を含む): 5288748192

約数和(自身を除く): 3600045252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 227, 333, 370, 444, 454, 555, 666, 681, 740, 908, 1110, 1117, 1135, 1332, 1362, 1665, 2043, 2220, 2234, 2270, 2724, 3330, 3351, 3405, 4086, 4468, 4540, 5585, 6660, 6702, 6810, 8172, 8399, 10053, 10215, 11170, 13404, 13620, 16755, 16798, 20106, 20430, 22340, 25197, 33510, 33596, 40212, 40860, 41329, 41995, 50265, 50394, 67020, 75591, 82658, 83990, 100530, 100788, 123987, 125985, 151182, 165316, 167980, 201060, 206645, 247974, 251970, 253559, 302364, 371961, 377955, 413290, 495948, 503940, 507118, 619935, 743922, 755910, 760677, 826580, 1014236, 1239870, 1267795, 1487844, 1511820, 1521354, 1859805, 2282031, 2479740, 2535590, 3042708, 3719610, 3803385, 4564062, 5071180, 7439220, 7606770, 9128124, 9381683, 11410155, 15213540, 18763366, 22820310, 28145049, 37526732, 45640620, 46908415, 56290098, 84435147, 93816830, 112580196, 140725245, 168870294, 187633660, 281450490, 337740588, 422175735, 562900980, 844351470, 1688702940]

約数ペア:

[(1, 1688702940), (2, 844351470), (3, 562900980), (4, 422175735), (5, 337740588), (6, 281450490), (9, 187633660), (10, 168870294), (12, 140725245), (15, 112580196), (18, 93816830), (20, 84435147), (30, 56290098), (36, 46908415), (37, 45640620), (45, 37526732), (60, 28145049), (74, 22820310), (90, 18763366), (111, 15213540), (148, 11410155), (180, 9381683), (185, 9128124), (222, 7606770), (227, 7439220), (333, 5071180), (370, 4564062), (444, 3803385), (454, 3719610), (555, 3042708), (666, 2535590), (681, 2479740), (740, 2282031), (908, 1859805), (1110, 1521354), (1117, 1511820), (1135, 1487844), (1332, 1267795), (1362, 1239870), (1665, 1014236), (2043, 826580), (2220, 760677), (2234, 755910), (2270, 743922), (2724, 619935), (3330, 507118), (3351, 503940), (3405, 495948), (4086, 413290), (4468, 377955), (4540, 371961), (5585, 302364), (6660, 253559), (6702, 251970), (6810, 247974), (8172, 206645), (8399, 201060), (10053, 167980), (10215, 165316), (11170, 151182), (13404, 125985), (13620, 123987), (16755, 100788), (16798, 100530), (20106, 83990), (20430, 82658), (22340, 75591), (25197, 67020), (33510, 50394), (33596, 50265), (40212, 41995), (40860, 41329)]