679905000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:582

約数の個数: 240

約数和(自身を含む): 2384939700

約数和(自身を除く): 1705034700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 29, 30, 36, 40, 45, 50, 58, 60, 72, 75, 87, 90, 100, 116, 120, 125, 145, 150, 174, 180, 200, 225, 232, 250, 261, 290, 300, 348, 360, 375, 435, 450, 500, 521, 522, 580, 600, 625, 696, 725, 750, 870, 900, 1000, 1042, 1044, 1125, 1160, 1250, 1305, 1450, 1500, 1563, 1740, 1800, 1875, 2084, 2088, 2175, 2250, 2500, 2605, 2610, 2900, 3000, 3126, 3480, 3625, 3750, 4168, 4350, 4500, 4689, 5000, 5210, 5220, 5625, 5800, 6252, 6525, 7250, 7500, 7815, 8700, 9000, 9378, 10420, 10440, 10875, 11250, 12504, 13025, 13050, 14500, 15000, 15109, 15630, 17400, 18125, 18756, 20840, 21750, 22500, 23445, 26050, 26100, 29000, 30218, 31260, 32625, 36250, 37512, 39075, 43500, 45000, 45327, 46890, 52100, 52200, 54375, 60436, 62520, 65125, 65250, 72500, 75545, 78150, 87000, 90654, 93780, 104200, 108750, 117225, 120872, 130250, 130500, 135981, 145000, 151090, 156300, 163125, 181308, 187560, 195375, 217500, 226635, 234450, 260500, 261000, 271962, 302180, 312600, 325625, 326250, 362616, 377725, 390750, 435000, 453270, 468900, 521000, 543924, 586125, 604360, 651250, 652500, 679905, 755450, 781500, 906540, 937800, 976875, 1087848, 1133175, 1172250, 1302500, 1305000, 1359810, 1510900, 1563000, 1813080, 1888625, 1953750, 2266350, 2344500, 2605000, 2719620, 2930625, 3021800, 3399525, 3777250, 3907500, 4532700, 4689000, 5439240, 5665875, 5861250, 6799050, 7554500, 7815000, 9065400, 9443125, 11331750, 11722500, 13598100, 15109000, 16997625, 18886250, 22663500, 23445000, 27196200, 28329375, 33995250, 37772500, 45327000, 56658750, 67990500, 75545000, 84988125, 113317500, 135981000, 169976250, 226635000, 339952500, 679905000]

約数ペア:

[(1, 679905000), (2, 339952500), (3, 226635000), (4, 169976250), (5, 135981000), (6, 113317500), (8, 84988125), (9, 75545000), (10, 67990500), (12, 56658750), (15, 45327000), (18, 37772500), (20, 33995250), (24, 28329375), (25, 27196200), (29, 23445000), (30, 22663500), (36, 18886250), (40, 16997625), (45, 15109000), (50, 13598100), (58, 11722500), (60, 11331750), (72, 9443125), (75, 9065400), (87, 7815000), (90, 7554500), (100, 6799050), (116, 5861250), (120, 5665875), (125, 5439240), (145, 4689000), (150, 4532700), (174, 3907500), (180, 3777250), (200, 3399525), (225, 3021800), (232, 2930625), (250, 2719620), (261, 2605000), (290, 2344500), (300, 2266350), (348, 1953750), (360, 1888625), (375, 1813080), (435, 1563000), (450, 1510900), (500, 1359810), (521, 1305000), (522, 1302500), (580, 1172250), (600, 1133175), (625, 1087848), (696, 976875), (725, 937800), (750, 906540), (870, 781500), (900, 755450), (1000, 679905), (1042, 652500), (1044, 651250), (1125, 604360), (1160, 586125), (1250, 543924), (1305, 521000), (1450, 468900), (1500, 453270), (1563, 435000), (1740, 390750), (1800, 377725), (1875, 362616), (2084, 326250), (2088, 325625), (2175, 312600), (2250, 302180), (2500, 271962), (2605, 261000), (2610, 260500), (2900, 234450), (3000, 226635), (3126, 217500), (3480, 195375), (3625, 187560), (3750, 181308), (4168, 163125), (4350, 156300), (4500, 151090), (4689, 145000), (5000, 135981), (5210, 130500), (5220, 130250), (5625, 120872), (5800, 117225), (6252, 108750), (6525, 104200), (7250, 93780), (7500, 90654), (7815, 87000), (8700, 78150), (9000, 75545), (9378, 72500), (10420, 65250), (10440, 65125), (10875, 62520), (11250, 60436), (12504, 54375), (13025, 52200), (13050, 52100), (14500, 46890), (15000, 45327), (15109, 45000), (15630, 43500), (17400, 39075), (18125, 37512), (18756, 36250), (20840, 32625), (21750, 31260), (22500, 30218), (23445, 29000), (26050, 26100)]