642577680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{38803}}^1$

素因数の和:38845

約数の個数: 120

約数和(自身を含む): 2251873728

約数和(自身を除く): 1609296048

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5520, 8280, 16560, 38803, 77606, 116409, 155212, 194015, 232818, 310424, 349227, 388030, 465636, 582045, 620848, 698454, 776060, 892469, 931272, 1164090, 1396908, 1552120, 1746135, 1784938, 1862544, 2328180, 2677407, 2793816, 3104240, 3492270, 3569876, 4462345, 4656360, 5354814, 5587632, 6984540, 7139752, 8032221, 8924690, 9312720, 10709628, 13387035, 13969080, 14279504, 16064442, 17849380, 21419256, 26774070, 27938160, 32128884, 35698760, 40161105, 42838512, 53548140, 64257768, 71397520, 80322210, 107096280, 128515536, 160644420, 214192560, 321288840, 642577680]

約数ペア:

[(1, 642577680), (2, 321288840), (3, 214192560), (4, 160644420), (5, 128515536), (6, 107096280), (8, 80322210), (9, 71397520), (10, 64257768), (12, 53548140), (15, 42838512), (16, 40161105), (18, 35698760), (20, 32128884), (23, 27938160), (24, 26774070), (30, 21419256), (36, 17849380), (40, 16064442), (45, 14279504), (46, 13969080), (48, 13387035), (60, 10709628), (69, 9312720), (72, 8924690), (80, 8032221), (90, 7139752), (92, 6984540), (115, 5587632), (120, 5354814), (138, 4656360), (144, 4462345), (180, 3569876), (184, 3492270), (207, 3104240), (230, 2793816), (240, 2677407), (276, 2328180), (345, 1862544), (360, 1784938), (368, 1746135), (414, 1552120), (460, 1396908), (552, 1164090), (690, 931272), (720, 892469), (828, 776060), (920, 698454), (1035, 620848), (1104, 582045), (1380, 465636), (1656, 388030), (1840, 349227), (2070, 310424), (2760, 232818), (3312, 194015), (4140, 155212), (5520, 116409), (8280, 77606), (16560, 38803)]