154961940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{368957}}^1$

素因数の和:368976

約数の個数: 48

約数和(自身を含む): 495879552

約数和(自身を除く): 340917612

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 368957, 737914, 1106871, 1475828, 1844785, 2213742, 2582699, 3689570, 4427484, 5165398, 5534355, 7379140, 7748097, 10330796, 11068710, 12913495, 15496194, 22137420, 25826990, 30992388, 38740485, 51653980, 77480970, 154961940]

約数ペア:

[(1, 154961940), (2, 77480970), (3, 51653980), (4, 38740485), (5, 30992388), (6, 25826990), (7, 22137420), (10, 15496194), (12, 12913495), (14, 11068710), (15, 10330796), (20, 7748097), (21, 7379140), (28, 5534355), (30, 5165398), (35, 4427484), (42, 3689570), (60, 2582699), (70, 2213742), (84, 1844785), (105, 1475828), (140, 1106871), (210, 737914), (420, 368957)]