131219520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2579}}^1$

素因数の和:2652

約数の個数: 112

約数和(自身を含む): 424647360

約数和(自身を除く): 293427840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 159, 160, 192, 212, 240, 265, 318, 320, 424, 480, 530, 636, 795, 848, 960, 1060, 1272, 1590, 1696, 2120, 2544, 2579, 3180, 3392, 4240, 5088, 5158, 6360, 7737, 8480, 10176, 10316, 12720, 12895, 15474, 16960, 20632, 25440, 25790, 30948, 38685, 41264, 50880, 51580, 61896, 77370, 82528, 103160, 123792, 136687, 154740, 165056, 206320, 247584, 273374, 309480, 410061, 412640, 495168, 546748, 618960, 683435, 820122, 825280, 1093496, 1237920, 1366870, 1640244, 2050305, 2186992, 2475840, 2733740, 3280488, 4100610, 4373984, 5467480, 6560976, 8201220, 8747968, 10934960, 13121952, 16402440, 21869920, 26243904, 32804880, 43739840, 65609760, 131219520]

約数ペア:

[(1, 131219520), (2, 65609760), (3, 43739840), (4, 32804880), (5, 26243904), (6, 21869920), (8, 16402440), (10, 13121952), (12, 10934960), (15, 8747968), (16, 8201220), (20, 6560976), (24, 5467480), (30, 4373984), (32, 4100610), (40, 3280488), (48, 2733740), (53, 2475840), (60, 2186992), (64, 2050305), (80, 1640244), (96, 1366870), (106, 1237920), (120, 1093496), (159, 825280), (160, 820122), (192, 683435), (212, 618960), (240, 546748), (265, 495168), (318, 412640), (320, 410061), (424, 309480), (480, 273374), (530, 247584), (636, 206320), (795, 165056), (848, 154740), (960, 136687), (1060, 123792), (1272, 103160), (1590, 82528), (1696, 77370), (2120, 61896), (2544, 51580), (2579, 50880), (3180, 41264), (3392, 38685), (4240, 30948), (5088, 25790), (5158, 25440), (6360, 20632), (7737, 16960), (8480, 15474), (10176, 12895), (10316, 12720)]