2609880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:273

約数の個数: 128

約数和(自身を含む): 9676800

約数和(自身を除く): 7066920

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, 239, 260, 273, 280, 312, 364, 390, 420, 455, 478, 520, 546, 717, 728, 780, 840, 910, 956, 1092, 1195, 1365, 1434, 1560, 1673, 1820, 1912, 2184, 2390, 2730, 2868, 3107, 3346, 3585, 3640, 4780, 5019, 5460, 5736, 6214, 6692, 7170, 8365, 9321, 9560, 10038, 10920, 12428, 13384, 14340, 15535, 16730, 18642, 20076, 21749, 24856, 25095, 28680, 31070, 33460, 37284, 40152, 43498, 46605, 50190, 62140, 65247, 66920, 74568, 86996, 93210, 100380, 108745, 124280, 130494, 173992, 186420, 200760, 217490, 260988, 326235, 372840, 434980, 521976, 652470, 869960, 1304940, 2609880]

約数ペア:

[(1, 2609880), (2, 1304940), (3, 869960), (4, 652470), (5, 521976), (6, 434980), (7, 372840), (8, 326235), (10, 260988), (12, 217490), (13, 200760), (14, 186420), (15, 173992), (20, 130494), (21, 124280), (24, 108745), (26, 100380), (28, 93210), (30, 86996), (35, 74568), (39, 66920), (40, 65247), (42, 62140), (52, 50190), (56, 46605), (60, 43498), (65, 40152), (70, 37284), (78, 33460), (84, 31070), (91, 28680), (104, 25095), (105, 24856), (120, 21749), (130, 20076), (140, 18642), (156, 16730), (168, 15535), (182, 14340), (195, 13384), (210, 12428), (239, 10920), (260, 10038), (273, 9560), (280, 9321), (312, 8365), (364, 7170), (390, 6692), (420, 6214), (455, 5736), (478, 5460), (520, 5019), (546, 4780), (717, 3640), (728, 3585), (780, 3346), (840, 3107), (910, 2868), (956, 2730), (1092, 2390), (1195, 2184), (1365, 1912), (1434, 1820), (1560, 1673)]