120887680

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:348

約数の個数: 128

約数和(自身を含む): 314616960

約数和(自身を除く): 193729280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 64, 68, 80, 82, 85, 128, 136, 160, 164, 170, 205, 271, 272, 320, 328, 340, 410, 542, 544, 640, 656, 680, 697, 820, 1084, 1088, 1312, 1355, 1360, 1394, 1640, 2168, 2176, 2624, 2710, 2720, 2788, 3280, 3485, 4336, 4607, 5248, 5420, 5440, 5576, 6560, 6970, 8672, 9214, 10840, 10880, 11111, 11152, 13120, 13940, 17344, 18428, 21680, 22222, 22304, 23035, 26240, 27880, 34688, 36856, 43360, 44444, 44608, 46070, 55555, 55760, 73712, 86720, 88888, 89216, 92140, 111110, 111520, 147424, 173440, 177776, 184280, 188887, 222220, 223040, 294848, 355552, 368560, 377774, 444440, 446080, 589696, 711104, 737120, 755548, 888880, 944435, 1422208, 1474240, 1511096, 1777760, 1888870, 2948480, 3022192, 3555520, 3777740, 6044384, 7111040, 7555480, 12088768, 15110960, 24177536, 30221920, 60443840, 120887680]

約数ペア:

[(1, 120887680), (2, 60443840), (4, 30221920), (5, 24177536), (8, 15110960), (10, 12088768), (16, 7555480), (17, 7111040), (20, 6044384), (32, 3777740), (34, 3555520), (40, 3022192), (41, 2948480), (64, 1888870), (68, 1777760), (80, 1511096), (82, 1474240), (85, 1422208), (128, 944435), (136, 888880), (160, 755548), (164, 737120), (170, 711104), (205, 589696), (271, 446080), (272, 444440), (320, 377774), (328, 368560), (340, 355552), (410, 294848), (542, 223040), (544, 222220), (640, 188887), (656, 184280), (680, 177776), (697, 173440), (820, 147424), (1084, 111520), (1088, 111110), (1312, 92140), (1355, 89216), (1360, 88888), (1394, 86720), (1640, 73712), (2168, 55760), (2176, 55555), (2624, 46070), (2710, 44608), (2720, 44444), (2788, 43360), (3280, 36856), (3485, 34688), (4336, 27880), (4607, 26240), (5248, 23035), (5420, 22304), (5440, 22222), (5576, 21680), (6560, 18428), (6970, 17344), (8672, 13940), (9214, 13120), (10840, 11152), (10880, 11111)]