137768680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:419

約数の個数: 128

約数和(自身を含む): 380090880

約数和(自身を除く): 242322200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 103, 119, 136, 140, 170, 206, 238, 280, 281, 340, 412, 476, 515, 562, 595, 680, 721, 824, 952, 1030, 1124, 1190, 1405, 1442, 1751, 1967, 2060, 2248, 2380, 2810, 2884, 3502, 3605, 3934, 4120, 4760, 4777, 5620, 5768, 7004, 7210, 7868, 8755, 9554, 9835, 11240, 12257, 14008, 14420, 15736, 17510, 19108, 19670, 23885, 24514, 28840, 28943, 33439, 35020, 38216, 39340, 47770, 49028, 57886, 61285, 66878, 70040, 78680, 95540, 98056, 115772, 122570, 133756, 144715, 167195, 191080, 202601, 231544, 245140, 267512, 289430, 334390, 405202, 490280, 492031, 578860, 668780, 810404, 984062, 1013005, 1157720, 1337560, 1620808, 1968124, 2026010, 2460155, 3444217, 3936248, 4052020, 4920310, 6888434, 8104040, 9840620, 13776868, 17221085, 19681240, 27553736, 34442170, 68884340, 137768680]

約数ペア:

[(1, 137768680), (2, 68884340), (4, 34442170), (5, 27553736), (7, 19681240), (8, 17221085), (10, 13776868), (14, 9840620), (17, 8104040), (20, 6888434), (28, 4920310), (34, 4052020), (35, 3936248), (40, 3444217), (56, 2460155), (68, 2026010), (70, 1968124), (85, 1620808), (103, 1337560), (119, 1157720), (136, 1013005), (140, 984062), (170, 810404), (206, 668780), (238, 578860), (280, 492031), (281, 490280), (340, 405202), (412, 334390), (476, 289430), (515, 267512), (562, 245140), (595, 231544), (680, 202601), (721, 191080), (824, 167195), (952, 144715), (1030, 133756), (1124, 122570), (1190, 115772), (1405, 98056), (1442, 95540), (1751, 78680), (1967, 70040), (2060, 66878), (2248, 61285), (2380, 57886), (2810, 49028), (2884, 47770), (3502, 39340), (3605, 38216), (3934, 35020), (4120, 33439), (4760, 28943), (4777, 28840), (5620, 24514), (5768, 23885), (7004, 19670), (7210, 19108), (7868, 17510), (8755, 15736), (9554, 14420), (9835, 14008), (11240, 12257)]