2315585920

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{919}}^1$

素因数の和:1096

約数の個数: 128

約数和(自身を含む): 5765529600

約数和(自身を除く): 3449943680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 128, 155, 160, 248, 254, 310, 320, 496, 508, 620, 635, 640, 919, 992, 1016, 1240, 1270, 1838, 1984, 2032, 2480, 2540, 3676, 3937, 3968, 4064, 4595, 4960, 5080, 7352, 7874, 8128, 9190, 9920, 10160, 14704, 15748, 16256, 18380, 19685, 19840, 20320, 28489, 29408, 31496, 36760, 39370, 40640, 56978, 58816, 62992, 73520, 78740, 81280, 113956, 116713, 117632, 125984, 142445, 147040, 157480, 227912, 233426, 251968, 284890, 294080, 314960, 455824, 466852, 503936, 569780, 583565, 588160, 629920, 911648, 933704, 1139560, 1167130, 1259840, 1823296, 1867408, 2279120, 2334260, 2519680, 3618103, 3646592, 3734816, 4558240, 4668520, 7236206, 7469632, 9116480, 9337040, 14472412, 14939264, 18090515, 18232960, 18674080, 28944824, 36181030, 37348160, 57889648, 72362060, 74696320, 115779296, 144724120, 231558592, 289448240, 463117184, 578896480, 1157792960, 2315585920]

約数ペア:

[(1, 2315585920), (2, 1157792960), (4, 578896480), (5, 463117184), (8, 289448240), (10, 231558592), (16, 144724120), (20, 115779296), (31, 74696320), (32, 72362060), (40, 57889648), (62, 37348160), (64, 36181030), (80, 28944824), (124, 18674080), (127, 18232960), (128, 18090515), (155, 14939264), (160, 14472412), (248, 9337040), (254, 9116480), (310, 7469632), (320, 7236206), (496, 4668520), (508, 4558240), (620, 3734816), (635, 3646592), (640, 3618103), (919, 2519680), (992, 2334260), (1016, 2279120), (1240, 1867408), (1270, 1823296), (1838, 1259840), (1984, 1167130), (2032, 1139560), (2480, 933704), (2540, 911648), (3676, 629920), (3937, 588160), (3968, 583565), (4064, 569780), (4595, 503936), (4960, 466852), (5080, 455824), (7352, 314960), (7874, 294080), (8128, 284890), (9190, 251968), (9920, 233426), (10160, 227912), (14704, 157480), (15748, 147040), (16256, 142445), (18380, 125984), (19685, 117632), (19840, 116713), (20320, 113956), (28489, 81280), (29408, 78740), (31496, 73520), (36760, 62992), (39370, 58816), (40640, 56978)]