2912241640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{2069}}^1$

素因数の和:2555

約数の個数: 128

約数和(自身を含む): 8191238400

約数和(自身を除く): 5278996760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 457, 616, 770, 914, 1540, 1828, 2069, 2285, 3080, 3199, 3656, 4138, 4570, 5027, 6398, 8276, 9140, 10054, 10345, 12796, 14483, 15995, 16552, 18280, 20108, 20690, 22759, 25135, 25592, 28966, 31990, 35189, 40216, 41380, 45518, 50270, 57932, 63980, 70378, 72415, 82760, 91036, 100540, 113795, 115864, 127960, 140756, 144830, 159313, 175945, 182072, 201080, 227590, 281512, 289660, 318626, 351890, 455180, 579320, 637252, 703780, 796565, 910360, 945533, 1274504, 1407560, 1593130, 1891066, 3186260, 3782132, 4727665, 6372520, 6618731, 7564264, 9455330, 10400863, 13237462, 18910660, 20801726, 26474924, 33093655, 37821320, 41603452, 52004315, 52949848, 66187310, 72806041, 83206904, 104008630, 132374620, 145612082, 208017260, 264749240, 291224164, 364030205, 416034520, 582448328, 728060410, 1456120820, 2912241640]

約数ペア:

[(1, 2912241640), (2, 1456120820), (4, 728060410), (5, 582448328), (7, 416034520), (8, 364030205), (10, 291224164), (11, 264749240), (14, 208017260), (20, 145612082), (22, 132374620), (28, 104008630), (35, 83206904), (40, 72806041), (44, 66187310), (55, 52949848), (56, 52004315), (70, 41603452), (77, 37821320), (88, 33093655), (110, 26474924), (140, 20801726), (154, 18910660), (220, 13237462), (280, 10400863), (308, 9455330), (385, 7564264), (440, 6618731), (457, 6372520), (616, 4727665), (770, 3782132), (914, 3186260), (1540, 1891066), (1828, 1593130), (2069, 1407560), (2285, 1274504), (3080, 945533), (3199, 910360), (3656, 796565), (4138, 703780), (4570, 637252), (5027, 579320), (6398, 455180), (8276, 351890), (9140, 318626), (10054, 289660), (10345, 281512), (12796, 227590), (14483, 201080), (15995, 182072), (16552, 175945), (18280, 159313), (20108, 144830), (20690, 140756), (22759, 127960), (25135, 115864), (25592, 113795), (28966, 100540), (31990, 91036), (35189, 82760), (40216, 72415), (41380, 70378), (45518, 63980), (50270, 57932)]