725241720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{8069}}^1$

素因数の和:8197

約数の個数: 128

約数和(自身を含む): 2510092800

約数和(自身を除く): 1784851080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 107, 120, 140, 168, 210, 214, 280, 321, 420, 428, 535, 642, 749, 840, 856, 1070, 1284, 1498, 1605, 2140, 2247, 2568, 2996, 3210, 3745, 4280, 4494, 5992, 6420, 7490, 8069, 8988, 11235, 12840, 14980, 16138, 17976, 22470, 24207, 29960, 32276, 40345, 44940, 48414, 56483, 64552, 80690, 89880, 96828, 112966, 121035, 161380, 169449, 193656, 225932, 242070, 282415, 322760, 338898, 451864, 484140, 564830, 677796, 847245, 863383, 968280, 1129660, 1355592, 1694490, 1726766, 2259320, 2590149, 3388980, 3453532, 4316915, 5180298, 6043681, 6777960, 6907064, 8633830, 10360596, 12087362, 12950745, 17267660, 18131043, 20721192, 24174724, 25901490, 30218405, 34535320, 36262086, 48349448, 51802980, 60436810, 72524172, 90655215, 103605960, 120873620, 145048344, 181310430, 241747240, 362620860, 725241720]

約数ペア:

[(1, 725241720), (2, 362620860), (3, 241747240), (4, 181310430), (5, 145048344), (6, 120873620), (7, 103605960), (8, 90655215), (10, 72524172), (12, 60436810), (14, 51802980), (15, 48349448), (20, 36262086), (21, 34535320), (24, 30218405), (28, 25901490), (30, 24174724), (35, 20721192), (40, 18131043), (42, 17267660), (56, 12950745), (60, 12087362), (70, 10360596), (84, 8633830), (105, 6907064), (107, 6777960), (120, 6043681), (140, 5180298), (168, 4316915), (210, 3453532), (214, 3388980), (280, 2590149), (321, 2259320), (420, 1726766), (428, 1694490), (535, 1355592), (642, 1129660), (749, 968280), (840, 863383), (856, 847245), (1070, 677796), (1284, 564830), (1498, 484140), (1605, 451864), (2140, 338898), (2247, 322760), (2568, 282415), (2996, 242070), (3210, 225932), (3745, 193656), (4280, 169449), (4494, 161380), (5992, 121035), (6420, 112966), (7490, 96828), (8069, 89880), (8988, 80690), (11235, 64552), (12840, 56483), (14980, 48414), (16138, 44940), (17976, 40345), (22470, 32276), (24207, 29960)]