1561407000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{461}}^1\times {\mathrm{1129}}^1$

素因数の和:1614

約数の個数: 128

約数和(自身を含む): 4886481600

約数和(自身を除く): 3325074600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 461, 500, 600, 750, 922, 1000, 1129, 1383, 1500, 1844, 2258, 2305, 2766, 3000, 3387, 3688, 4516, 4610, 5532, 5645, 6774, 6915, 9032, 9220, 11064, 11290, 11525, 13548, 13830, 16935, 18440, 22580, 23050, 27096, 27660, 28225, 33870, 34575, 45160, 46100, 55320, 56450, 57625, 67740, 69150, 84675, 92200, 112900, 115250, 135480, 138300, 141125, 169350, 172875, 225800, 230500, 276600, 282250, 338700, 345750, 423375, 461000, 520469, 564500, 677400, 691500, 846750, 1040938, 1129000, 1383000, 1561407, 1693500, 2081876, 2602345, 3122814, 3387000, 4163752, 5204690, 6245628, 7807035, 10409380, 12491256, 13011725, 15614070, 20818760, 26023450, 31228140, 39035175, 52046900, 62456280, 65058625, 78070350, 104093800, 130117250, 156140700, 195175875, 260234500, 312281400, 390351750, 520469000, 780703500, 1561407000]

約数ペア:

[(1, 1561407000), (2, 780703500), (3, 520469000), (4, 390351750), (5, 312281400), (6, 260234500), (8, 195175875), (10, 156140700), (12, 130117250), (15, 104093800), (20, 78070350), (24, 65058625), (25, 62456280), (30, 52046900), (40, 39035175), (50, 31228140), (60, 26023450), (75, 20818760), (100, 15614070), (120, 13011725), (125, 12491256), (150, 10409380), (200, 7807035), (250, 6245628), (300, 5204690), (375, 4163752), (461, 3387000), (500, 3122814), (600, 2602345), (750, 2081876), (922, 1693500), (1000, 1561407), (1129, 1383000), (1383, 1129000), (1500, 1040938), (1844, 846750), (2258, 691500), (2305, 677400), (2766, 564500), (3000, 520469), (3387, 461000), (3688, 423375), (4516, 345750), (4610, 338700), (5532, 282250), (5645, 276600), (6774, 230500), (6915, 225800), (9032, 172875), (9220, 169350), (11064, 141125), (11290, 138300), (11525, 135480), (13548, 115250), (13830, 112900), (16935, 92200), (18440, 84675), (22580, 69150), (23050, 67740), (27096, 57625), (27660, 56450), (28225, 55320), (33870, 46100), (34575, 45160)]