28280010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^2$

素因数の和:180

約数の個数: 96

約数和(自身を含む): 79517376

約数和(自身を除く): 51237366

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 51, 55, 66, 71, 85, 102, 110, 142, 165, 170, 187, 213, 255, 330, 355, 374, 426, 510, 561, 710, 781, 935, 1065, 1122, 1207, 1562, 1870, 2130, 2343, 2414, 2805, 3621, 3905, 4686, 5041, 5610, 6035, 7242, 7810, 10082, 11715, 12070, 13277, 15123, 18105, 23430, 25205, 26554, 30246, 36210, 39831, 50410, 55451, 66385, 75615, 79662, 85697, 110902, 132770, 151230, 166353, 171394, 199155, 257091, 277255, 332706, 398310, 428485, 514182, 554510, 831765, 856970, 942667, 1285455, 1663530, 1885334, 2570910, 2828001, 4713335, 5656002, 9426670, 14140005, 28280010]

約数ペア:

[(1, 28280010), (2, 14140005), (3, 9426670), (5, 5656002), (6, 4713335), (10, 2828001), (11, 2570910), (15, 1885334), (17, 1663530), (22, 1285455), (30, 942667), (33, 856970), (34, 831765), (51, 554510), (55, 514182), (66, 428485), (71, 398310), (85, 332706), (102, 277255), (110, 257091), (142, 199155), (165, 171394), (170, 166353), (187, 151230), (213, 132770), (255, 110902), (330, 85697), (355, 79662), (374, 75615), (426, 66385), (510, 55451), (561, 50410), (710, 39831), (781, 36210), (935, 30246), (1065, 26554), (1122, 25205), (1207, 23430), (1562, 18105), (1870, 15123), (2130, 13277), (2343, 12070), (2414, 11715), (2805, 10082), (3621, 7810), (3905, 7242), (4686, 6035), (5041, 5610)]