15051720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2917}}^1$

素因数の和:2974

約数の個数: 64

約数和(自身を含む): 46221120

約数和(自身を除く): 31169400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 2917, 5160, 5834, 8751, 11668, 14585, 17502, 23336, 29170, 35004, 43755, 58340, 70008, 87510, 116680, 125431, 175020, 250862, 350040, 376293, 501724, 627155, 752586, 1003448, 1254310, 1505172, 1881465, 2508620, 3010344, 3762930, 5017240, 7525860, 15051720]

約数ペア:

[(1, 15051720), (2, 7525860), (3, 5017240), (4, 3762930), (5, 3010344), (6, 2508620), (8, 1881465), (10, 1505172), (12, 1254310), (15, 1003448), (20, 752586), (24, 627155), (30, 501724), (40, 376293), (43, 350040), (60, 250862), (86, 175020), (120, 125431), (129, 116680), (172, 87510), (215, 70008), (258, 58340), (344, 43755), (430, 35004), (516, 29170), (645, 23336), (860, 17502), (1032, 14585), (1290, 11668), (1720, 8751), (2580, 5834), (2917, 5160)]