71954820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{57107}}^1$

素因数の和:57129

約数の個数: 72

約数和(自身を含む): 249447744

約数和(自身を除く): 177492924

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 57107, 114214, 171321, 228428, 285535, 342642, 399749, 513963, 571070, 685284, 799498, 856605, 1027926, 1142140, 1199247, 1598996, 1713210, 1998745, 2055852, 2398494, 2569815, 3426420, 3597741, 3997490, 4796988, 5139630, 5996235, 7195482, 7994980, 10279260, 11992470, 14390964, 17988705, 23984940, 35977410, 71954820]

約数ペア:

[(1, 71954820), (2, 35977410), (3, 23984940), (4, 17988705), (5, 14390964), (6, 11992470), (7, 10279260), (9, 7994980), (10, 7195482), (12, 5996235), (14, 5139630), (15, 4796988), (18, 3997490), (20, 3597741), (21, 3426420), (28, 2569815), (30, 2398494), (35, 2055852), (36, 1998745), (42, 1713210), (45, 1598996), (60, 1199247), (63, 1142140), (70, 1027926), (84, 856605), (90, 799498), (105, 685284), (126, 571070), (140, 513963), (180, 399749), (210, 342642), (252, 285535), (315, 228428), (420, 171321), (630, 114214), (1260, 57107)]