1656966780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{146117}}^1$

素因数の和:146145

約数の個数: 120

約数和(自身を含む): 5940573408

約数和(自身を除く): 4283606628

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 146117, 292234, 438351, 584468, 730585, 876702, 1022819, 1315053, 1461170, 1753404, 2045638, 2191755, 2630106, 2922340, 3068457, 3945159, 4091276, 4383510, 5114095, 5260212, 6136914, 6575265, 7890318, 8767020, 9205371, 10228190, 11835477, 12273828, 13150530, 15342285, 15780636, 18410742, 19725795, 20456380, 23670954, 26301060, 27616113, 30684570, 36821484, 39451590, 46026855, 47341908, 55232226, 59177385, 61369140, 78903180, 82848339, 92053710, 110464452, 118354770, 138080565, 165696678, 184107420, 236709540, 276161130, 331393356, 414241695, 552322260, 828483390, 1656966780]

約数ペア:

[(1, 1656966780), (2, 828483390), (3, 552322260), (4, 414241695), (5, 331393356), (6, 276161130), (7, 236709540), (9, 184107420), (10, 165696678), (12, 138080565), (14, 118354770), (15, 110464452), (18, 92053710), (20, 82848339), (21, 78903180), (27, 61369140), (28, 59177385), (30, 55232226), (35, 47341908), (36, 46026855), (42, 39451590), (45, 36821484), (54, 30684570), (60, 27616113), (63, 26301060), (70, 23670954), (81, 20456380), (84, 19725795), (90, 18410742), (105, 15780636), (108, 15342285), (126, 13150530), (135, 12273828), (140, 11835477), (162, 10228190), (180, 9205371), (189, 8767020), (210, 7890318), (252, 6575265), (270, 6136914), (315, 5260212), (324, 5114095), (378, 4383510), (405, 4091276), (420, 3945159), (540, 3068457), (567, 2922340), (630, 2630106), (756, 2191755), (810, 2045638), (945, 1753404), (1134, 1461170), (1260, 1315053), (1620, 1022819), (1890, 876702), (2268, 730585), (2835, 584468), (3780, 438351), (5670, 292234), (11340, 146117)]