155382080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{977}}^1$

素因数の和:1072

約数の個数: 112

約数和(自身を含む): 429255936

約数和(自身を除く): 273873856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 112, 140, 142, 160, 224, 280, 284, 320, 355, 448, 497, 560, 568, 710, 977, 994, 1120, 1136, 1420, 1954, 1988, 2240, 2272, 2485, 2840, 3908, 3976, 4544, 4885, 4970, 5680, 6839, 7816, 7952, 9770, 9940, 11360, 13678, 15632, 15904, 19540, 19880, 22720, 27356, 31264, 31808, 34195, 39080, 39760, 54712, 62528, 68390, 69367, 78160, 79520, 109424, 136780, 138734, 156320, 159040, 218848, 273560, 277468, 312640, 346835, 437696, 485569, 547120, 554936, 693670, 971138, 1094240, 1109872, 1387340, 1942276, 2188480, 2219744, 2427845, 2774680, 3884552, 4439488, 4855690, 5549360, 7769104, 9711380, 11098720, 15538208, 19422760, 22197440, 31076416, 38845520, 77691040, 155382080]

約数ペア:

[(1, 155382080), (2, 77691040), (4, 38845520), (5, 31076416), (7, 22197440), (8, 19422760), (10, 15538208), (14, 11098720), (16, 9711380), (20, 7769104), (28, 5549360), (32, 4855690), (35, 4439488), (40, 3884552), (56, 2774680), (64, 2427845), (70, 2219744), (71, 2188480), (80, 1942276), (112, 1387340), (140, 1109872), (142, 1094240), (160, 971138), (224, 693670), (280, 554936), (284, 547120), (320, 485569), (355, 437696), (448, 346835), (497, 312640), (560, 277468), (568, 273560), (710, 218848), (977, 159040), (994, 156320), (1120, 138734), (1136, 136780), (1420, 109424), (1954, 79520), (1988, 78160), (2240, 69367), (2272, 68390), (2485, 62528), (2840, 54712), (3908, 39760), (3976, 39080), (4544, 34195), (4885, 31808), (4970, 31264), (5680, 27356), (6839, 22720), (7816, 19880), (7952, 19540), (9770, 15904), (9940, 15632), (11360, 13678)]