397344840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{677}}^1$

素因数の和:831

約数の個数: 128

約数和(自身を含む): 1228210560

約数和(自身を除く): 830865720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 73, 120, 134, 146, 201, 219, 268, 292, 335, 365, 402, 438, 536, 584, 670, 677, 730, 804, 876, 1005, 1095, 1340, 1354, 1460, 1608, 1752, 2010, 2031, 2190, 2680, 2708, 2920, 3385, 4020, 4062, 4380, 4891, 5416, 6770, 8040, 8124, 8760, 9782, 10155, 13540, 14673, 16248, 19564, 20310, 24455, 27080, 29346, 39128, 40620, 45359, 48910, 49421, 58692, 73365, 81240, 90718, 97820, 98842, 117384, 136077, 146730, 148263, 181436, 195640, 197684, 226795, 247105, 272154, 293460, 296526, 362872, 395368, 453590, 494210, 544308, 586920, 593052, 680385, 741315, 907180, 988420, 1088616, 1186104, 1360770, 1482630, 1814360, 1976840, 2721540, 2965260, 3311207, 5443080, 5930520, 6622414, 9933621, 13244828, 16556035, 19867242, 26489656, 33112070, 39734484, 49668105, 66224140, 79468968, 99336210, 132448280, 198672420, 397344840]

約数ペア:

[(1, 397344840), (2, 198672420), (3, 132448280), (4, 99336210), (5, 79468968), (6, 66224140), (8, 49668105), (10, 39734484), (12, 33112070), (15, 26489656), (20, 19867242), (24, 16556035), (30, 13244828), (40, 9933621), (60, 6622414), (67, 5930520), (73, 5443080), (120, 3311207), (134, 2965260), (146, 2721540), (201, 1976840), (219, 1814360), (268, 1482630), (292, 1360770), (335, 1186104), (365, 1088616), (402, 988420), (438, 907180), (536, 741315), (584, 680385), (670, 593052), (677, 586920), (730, 544308), (804, 494210), (876, 453590), (1005, 395368), (1095, 362872), (1340, 296526), (1354, 293460), (1460, 272154), (1608, 247105), (1752, 226795), (2010, 197684), (2031, 195640), (2190, 181436), (2680, 148263), (2708, 146730), (2920, 136077), (3385, 117384), (4020, 98842), (4062, 97820), (4380, 90718), (4891, 81240), (5416, 73365), (6770, 58692), (8040, 49421), (8124, 48910), (8760, 45359), (9782, 40620), (10155, 39128), (13540, 29346), (14673, 27080), (16248, 24455), (19564, 20310)]