201515520

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1426

約数の個数: 160

約数和(自身を含む): 678617280

約数和(自身を除く): 477101760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 512, 570, 608, 640, 760, 768, 912, 960, 1140, 1216, 1280, 1381, 1520, 1536, 1824, 1920, 2280, 2432, 2560, 2762, 3040, 3648, 3840, 4143, 4560, 4864, 5524, 6080, 6905, 7296, 7680, 8286, 9120, 9728, 11048, 12160, 13810, 14592, 16572, 18240, 20715, 22096, 24320, 26239, 27620, 29184, 33144, 36480, 41430, 44192, 48640, 52478, 55240, 66288, 72960, 78717, 82860, 88384, 104956, 110480, 131195, 132576, 145920, 157434, 165720, 176768, 209912, 220960, 262390, 265152, 314868, 331440, 353536, 393585, 419824, 441920, 524780, 530304, 629736, 662880, 707072, 787170, 839648, 883840, 1049560, 1060608, 1259472, 1325760, 1574340, 1679296, 1767680, 2099120, 2121216, 2518944, 2651520, 3148680, 3358592, 3535360, 4198240, 5037888, 5303040, 6297360, 6717184, 8396480, 10075776, 10606080, 12594720, 13434368, 16792960, 20151552, 25189440, 33585920, 40303104, 50378880, 67171840, 100757760, 201515520]

約数ペア:

[(1, 201515520), (2, 100757760), (3, 67171840), (4, 50378880), (5, 40303104), (6, 33585920), (8, 25189440), (10, 20151552), (12, 16792960), (15, 13434368), (16, 12594720), (19, 10606080), (20, 10075776), (24, 8396480), (30, 6717184), (32, 6297360), (38, 5303040), (40, 5037888), (48, 4198240), (57, 3535360), (60, 3358592), (64, 3148680), (76, 2651520), (80, 2518944), (95, 2121216), (96, 2099120), (114, 1767680), (120, 1679296), (128, 1574340), (152, 1325760), (160, 1259472), (190, 1060608), (192, 1049560), (228, 883840), (240, 839648), (256, 787170), (285, 707072), (304, 662880), (320, 629736), (380, 530304), (384, 524780), (456, 441920), (480, 419824), (512, 393585), (570, 353536), (608, 331440), (640, 314868), (760, 265152), (768, 262390), (912, 220960), (960, 209912), (1140, 176768), (1216, 165720), (1280, 157434), (1381, 145920), (1520, 132576), (1536, 131195), (1824, 110480), (1920, 104956), (2280, 88384), (2432, 82860), (2560, 78717), (2762, 72960), (3040, 66288), (3648, 55240), (3840, 52478), (4143, 48640), (4560, 44192), (4864, 41430), (5524, 36480), (6080, 33144), (6905, 29184), (7296, 27620), (7680, 26239), (8286, 24320), (9120, 22096), (9728, 20715), (11048, 18240), (12160, 16572), (13810, 14592)]