68412750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:267

約数の個数: 128

約数和(自身を含む): 198761472

約数和(自身を除く): 130348722

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 83, 105, 125, 150, 157, 166, 175, 210, 249, 250, 314, 350, 375, 415, 471, 498, 525, 581, 750, 785, 830, 875, 942, 1050, 1099, 1162, 1245, 1570, 1743, 1750, 2075, 2198, 2355, 2490, 2625, 2905, 3297, 3486, 3925, 4150, 4710, 5250, 5495, 5810, 6225, 6594, 7850, 8715, 10375, 10990, 11775, 12450, 13031, 14525, 16485, 17430, 19625, 20750, 23550, 26062, 27475, 29050, 31125, 32970, 39093, 39250, 43575, 54950, 58875, 62250, 65155, 72625, 78186, 82425, 87150, 91217, 117750, 130310, 137375, 145250, 164850, 182434, 195465, 217875, 273651, 274750, 325775, 390930, 412125, 435750, 456085, 547302, 651550, 824250, 912170, 977325, 1368255, 1628875, 1954650, 2280425, 2736510, 3257750, 4560850, 4886625, 6841275, 9773250, 11402125, 13682550, 22804250, 34206375, 68412750]

約数ペア:

[(1, 68412750), (2, 34206375), (3, 22804250), (5, 13682550), (6, 11402125), (7, 9773250), (10, 6841275), (14, 4886625), (15, 4560850), (21, 3257750), (25, 2736510), (30, 2280425), (35, 1954650), (42, 1628875), (50, 1368255), (70, 977325), (75, 912170), (83, 824250), (105, 651550), (125, 547302), (150, 456085), (157, 435750), (166, 412125), (175, 390930), (210, 325775), (249, 274750), (250, 273651), (314, 217875), (350, 195465), (375, 182434), (415, 164850), (471, 145250), (498, 137375), (525, 130310), (581, 117750), (750, 91217), (785, 87150), (830, 82425), (875, 78186), (942, 72625), (1050, 65155), (1099, 62250), (1162, 58875), (1245, 54950), (1570, 43575), (1743, 39250), (1750, 39093), (2075, 32970), (2198, 31125), (2355, 29050), (2490, 27475), (2625, 26062), (2905, 23550), (3297, 20750), (3486, 19625), (3925, 17430), (4150, 16485), (4710, 14525), (5250, 13031), (5495, 12450), (5810, 11775), (6225, 10990), (6594, 10375), (7850, 8715)]