39240420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:150

約数の個数: 144

約数和(自身を含む): 122131968

約数和(自身を除く): 82891548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 73, 85, 93, 102, 124, 146, 155, 170, 186, 204, 219, 255, 289, 292, 310, 340, 365, 372, 438, 465, 510, 527, 578, 620, 730, 867, 876, 930, 1020, 1054, 1095, 1156, 1241, 1445, 1460, 1581, 1734, 1860, 2108, 2190, 2263, 2482, 2635, 2890, 3162, 3468, 3723, 4335, 4380, 4526, 4964, 5270, 5780, 6205, 6324, 6789, 7446, 7905, 8670, 8959, 9052, 10540, 11315, 12410, 13578, 14892, 15810, 17340, 17918, 18615, 21097, 22630, 24820, 26877, 27156, 31620, 33945, 35836, 37230, 38471, 42194, 44795, 45260, 53754, 63291, 67890, 74460, 76942, 84388, 89590, 105485, 107508, 115413, 126582, 134385, 135780, 153884, 179180, 192355, 210970, 230826, 253164, 268770, 316455, 384710, 421940, 461652, 537540, 577065, 632910, 654007, 769420, 1154130, 1265820, 1308014, 1962021, 2308260, 2616028, 3270035, 3924042, 6540070, 7848084, 9810105, 13080140, 19620210, 39240420]

約数ペア:

[(1, 39240420), (2, 19620210), (3, 13080140), (4, 9810105), (5, 7848084), (6, 6540070), (10, 3924042), (12, 3270035), (15, 2616028), (17, 2308260), (20, 1962021), (30, 1308014), (31, 1265820), (34, 1154130), (51, 769420), (60, 654007), (62, 632910), (68, 577065), (73, 537540), (85, 461652), (93, 421940), (102, 384710), (124, 316455), (146, 268770), (155, 253164), (170, 230826), (186, 210970), (204, 192355), (219, 179180), (255, 153884), (289, 135780), (292, 134385), (310, 126582), (340, 115413), (365, 107508), (372, 105485), (438, 89590), (465, 84388), (510, 76942), (527, 74460), (578, 67890), (620, 63291), (730, 53754), (867, 45260), (876, 44795), (930, 42194), (1020, 38471), (1054, 37230), (1095, 35836), (1156, 33945), (1241, 31620), (1445, 27156), (1460, 26877), (1581, 24820), (1734, 22630), (1860, 21097), (2108, 18615), (2190, 17918), (2263, 17340), (2482, 15810), (2635, 14892), (2890, 13578), (3162, 12410), (3468, 11315), (3723, 10540), (4335, 9052), (4380, 8959), (4526, 8670), (4964, 7905), (5270, 7446), (5780, 6789), (6205, 6324)]