438470760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{40153}}^1$

素因数の和:40187

約数の個数: 128

約数和(自身を含む): 1619009280

約数和(自身を除く): 1180538520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 40153, 80306, 120459, 160612, 200765, 240918, 281071, 321224, 401530, 481836, 521989, 562142, 602295, 803060, 843213, 963672, 1043978, 1124284, 1204590, 1405355, 1565967, 1606120, 1686426, 2087956, 2248568, 2409180, 2609945, 2810710, 3131934, 3372852, 3653923, 4175912, 4216065, 4818360, 5219890, 5621420, 6263868, 6745704, 7307846, 7829835, 8432130, 10439780, 10961769, 11242840, 12527736, 14615692, 15659670, 16864260, 18269615, 20879560, 21923538, 29231384, 31319340, 33728520, 36539230, 43847076, 54808845, 62638680, 73078460, 87694152, 109617690, 146156920, 219235380, 438470760]

約数ペア:

[(1, 438470760), (2, 219235380), (3, 146156920), (4, 109617690), (5, 87694152), (6, 73078460), (7, 62638680), (8, 54808845), (10, 43847076), (12, 36539230), (13, 33728520), (14, 31319340), (15, 29231384), (20, 21923538), (21, 20879560), (24, 18269615), (26, 16864260), (28, 15659670), (30, 14615692), (35, 12527736), (39, 11242840), (40, 10961769), (42, 10439780), (52, 8432130), (56, 7829835), (60, 7307846), (65, 6745704), (70, 6263868), (78, 5621420), (84, 5219890), (91, 4818360), (104, 4216065), (105, 4175912), (120, 3653923), (130, 3372852), (140, 3131934), (156, 2810710), (168, 2609945), (182, 2409180), (195, 2248568), (210, 2087956), (260, 1686426), (273, 1606120), (280, 1565967), (312, 1405355), (364, 1204590), (390, 1124284), (420, 1043978), (455, 963672), (520, 843213), (546, 803060), (728, 602295), (780, 562142), (840, 521989), (910, 481836), (1092, 401530), (1365, 321224), (1560, 281071), (1820, 240918), (2184, 200765), (2730, 160612), (3640, 120459), (5460, 80306), (10920, 40153)]