149921940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{727}}^1$

素因数の和:1237

約数の個数: 96

約数和(自身を含む): 481388544

約数和(自身を除く): 331466604

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, 491, 727, 982, 1454, 1473, 1964, 2181, 2455, 2908, 2946, 3437, 3635, 4362, 4910, 5089, 5892, 6874, 7270, 7365, 8724, 9820, 10178, 10311, 10905, 13748, 14540, 14730, 15267, 17185, 20356, 20622, 21810, 25445, 29460, 30534, 34370, 41244, 43620, 50890, 51555, 61068, 68740, 76335, 101780, 103110, 152670, 206220, 305340, 356957, 713914, 1070871, 1427828, 1784785, 2141742, 2498699, 3569570, 4283484, 4997398, 5354355, 7139140, 7496097, 9994796, 10708710, 12493495, 14992194, 21417420, 24986990, 29984388, 37480485, 49973980, 74960970, 149921940]

約数ペア:

[(1, 149921940), (2, 74960970), (3, 49973980), (4, 37480485), (5, 29984388), (6, 24986990), (7, 21417420), (10, 14992194), (12, 12493495), (14, 10708710), (15, 9994796), (20, 7496097), (21, 7139140), (28, 5354355), (30, 4997398), (35, 4283484), (42, 3569570), (60, 2498699), (70, 2141742), (84, 1784785), (105, 1427828), (140, 1070871), (210, 713914), (420, 356957), (491, 305340), (727, 206220), (982, 152670), (1454, 103110), (1473, 101780), (1964, 76335), (2181, 68740), (2455, 61068), (2908, 51555), (2946, 50890), (3437, 43620), (3635, 41244), (4362, 34370), (4910, 30534), (5089, 29460), (5892, 25445), (6874, 21810), (7270, 20622), (7365, 20356), (8724, 17185), (9820, 15267), (10178, 14730), (10311, 14540), (10905, 13748)]