3125780840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{27701}}^1$

素因数の和:27763

約数の個数: 128

約数和(自身を含む): 8935557120

約数和(自身を除く): 5809776280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 248, 260, 280, 310, 364, 403, 434, 455, 520, 620, 728, 806, 868, 910, 1085, 1240, 1612, 1736, 1820, 2015, 2170, 2821, 3224, 3640, 4030, 4340, 5642, 8060, 8680, 11284, 14105, 16120, 22568, 27701, 28210, 55402, 56420, 110804, 112840, 138505, 193907, 221608, 277010, 360113, 387814, 554020, 720226, 775628, 858731, 969535, 1108040, 1440452, 1551256, 1717462, 1800565, 1939070, 2520791, 2880904, 3434924, 3601130, 3878140, 4293655, 5041582, 6011117, 6869848, 7202260, 7756280, 8587310, 10083164, 11163503, 12022234, 12603955, 14404520, 17174620, 20166328, 22327006, 24044468, 25207910, 30055585, 34349240, 44654012, 48088936, 50415820, 55817515, 60111170, 78144521, 89308024, 100831640, 111635030, 120222340, 156289042, 223270060, 240444680, 312578084, 390722605, 446540120, 625156168, 781445210, 1562890420, 3125780840]

約数ペア:

[(1, 3125780840), (2, 1562890420), (4, 781445210), (5, 625156168), (7, 446540120), (8, 390722605), (10, 312578084), (13, 240444680), (14, 223270060), (20, 156289042), (26, 120222340), (28, 111635030), (31, 100831640), (35, 89308024), (40, 78144521), (52, 60111170), (56, 55817515), (62, 50415820), (65, 48088936), (70, 44654012), (91, 34349240), (104, 30055585), (124, 25207910), (130, 24044468), (140, 22327006), (155, 20166328), (182, 17174620), (217, 14404520), (248, 12603955), (260, 12022234), (280, 11163503), (310, 10083164), (364, 8587310), (403, 7756280), (434, 7202260), (455, 6869848), (520, 6011117), (620, 5041582), (728, 4293655), (806, 3878140), (868, 3601130), (910, 3434924), (1085, 2880904), (1240, 2520791), (1612, 1939070), (1736, 1800565), (1820, 1717462), (2015, 1551256), (2170, 1440452), (2821, 1108040), (3224, 969535), (3640, 858731), (4030, 775628), (4340, 720226), (5642, 554020), (8060, 387814), (8680, 360113), (11284, 277010), (14105, 221608), (16120, 193907), (22568, 138505), (27701, 112840), (28210, 110804), (55402, 56420)]