215682740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6971}}^1$

素因数の和:7017

約数の個数: 96

約数和(自身を含む): 590333184

約数和(自身を除く): 374650444

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 52, 65, 68, 70, 85, 91, 119, 130, 140, 170, 182, 221, 238, 260, 340, 364, 442, 455, 476, 595, 884, 910, 1105, 1190, 1547, 1820, 2210, 2380, 3094, 4420, 6188, 6971, 7735, 13942, 15470, 27884, 30940, 34855, 48797, 69710, 90623, 97594, 118507, 139420, 181246, 195188, 237014, 243985, 362492, 453115, 474028, 487970, 592535, 634361, 829549, 906230, 975940, 1185070, 1268722, 1540591, 1659098, 1812460, 2370140, 2537444, 3081182, 3171805, 3318196, 4147745, 6162364, 6343610, 7702955, 8295490, 10784137, 12687220, 15405910, 16590980, 21568274, 30811820, 43136548, 53920685, 107841370, 215682740]

約数ペア:

[(1, 215682740), (2, 107841370), (4, 53920685), (5, 43136548), (7, 30811820), (10, 21568274), (13, 16590980), (14, 15405910), (17, 12687220), (20, 10784137), (26, 8295490), (28, 7702955), (34, 6343610), (35, 6162364), (52, 4147745), (65, 3318196), (68, 3171805), (70, 3081182), (85, 2537444), (91, 2370140), (119, 1812460), (130, 1659098), (140, 1540591), (170, 1268722), (182, 1185070), (221, 975940), (238, 906230), (260, 829549), (340, 634361), (364, 592535), (442, 487970), (455, 474028), (476, 453115), (595, 362492), (884, 243985), (910, 237014), (1105, 195188), (1190, 181246), (1547, 139420), (1820, 118507), (2210, 97594), (2380, 90623), (3094, 69710), (4420, 48797), (6188, 34855), (6971, 30940), (7735, 27884), (13942, 15470)]