156789417880

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{4051}}^1\times {\mathrm{4339}}^1$

素因数の和:8624

約数の個数: 64

約数和(自身を含む): 354527308800

約数和(自身を除く): 197737890920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4051, 4339, 4460, 8102, 8678, 8920, 16204, 17356, 20255, 21695, 32408, 34712, 40510, 43390, 81020, 86780, 162040, 173560, 903373, 967597, 1806746, 1935194, 3613492, 3870388, 4516865, 4837985, 7226984, 7740776, 9033730, 9675970, 17577289, 18067460, 19351940, 35154578, 36134920, 38703880, 70309156, 87886445, 140618312, 175772890, 351545780, 703091560, 3919735447, 7839470894, 15678941788, 19598677235, 31357883576, 39197354470, 78394708940, 156789417880]

約数ペア:

[(1, 156789417880), (2, 78394708940), (4, 39197354470), (5, 31357883576), (8, 19598677235), (10, 15678941788), (20, 7839470894), (40, 3919735447), (223, 703091560), (446, 351545780), (892, 175772890), (1115, 140618312), (1784, 87886445), (2230, 70309156), (4051, 38703880), (4339, 36134920), (4460, 35154578), (8102, 19351940), (8678, 18067460), (8920, 17577289), (16204, 9675970), (17356, 9033730), (20255, 7740776), (21695, 7226984), (32408, 4837985), (34712, 4516865), (40510, 3870388), (43390, 3613492), (81020, 1935194), (86780, 1806746), (162040, 967597), (173560, 903373)]