217414160

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3023}}^1$

素因数の和:3096

約数の個数: 80

約数和(自身を含む): 539965440

約数和(自身を除く): 322551280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 464, 496, 580, 620, 899, 1160, 1240, 1798, 2320, 2480, 3023, 3596, 4495, 6046, 7192, 8990, 12092, 14384, 15115, 17980, 24184, 30230, 35960, 48368, 60460, 71920, 87667, 93713, 120920, 175334, 187426, 241840, 350668, 374852, 438335, 468565, 701336, 749704, 876670, 937130, 1402672, 1499408, 1753340, 1874260, 2717677, 3506680, 3748520, 5435354, 7013360, 7497040, 10870708, 13588385, 21741416, 27176770, 43482832, 54353540, 108707080, 217414160]

約数ペア:

[(1, 217414160), (2, 108707080), (4, 54353540), (5, 43482832), (8, 27176770), (10, 21741416), (16, 13588385), (20, 10870708), (29, 7497040), (31, 7013360), (40, 5435354), (58, 3748520), (62, 3506680), (80, 2717677), (116, 1874260), (124, 1753340), (145, 1499408), (155, 1402672), (232, 937130), (248, 876670), (290, 749704), (310, 701336), (464, 468565), (496, 438335), (580, 374852), (620, 350668), (899, 241840), (1160, 187426), (1240, 175334), (1798, 120920), (2320, 93713), (2480, 87667), (3023, 71920), (3596, 60460), (4495, 48368), (6046, 35960), (7192, 30230), (8990, 24184), (12092, 17980), (14384, 15115)]