55607680

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:324

約数の個数: 128

約数和(自身を含む): 148716000

約数和(自身を除く): 93108320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 128, 136, 152, 160, 170, 190, 269, 272, 304, 320, 323, 340, 380, 538, 544, 608, 640, 646, 680, 760, 1076, 1088, 1216, 1292, 1345, 1360, 1520, 1615, 2152, 2176, 2432, 2584, 2690, 2720, 3040, 3230, 4304, 4573, 5111, 5168, 5380, 5440, 6080, 6460, 8608, 9146, 10222, 10336, 10760, 10880, 12160, 12920, 17216, 18292, 20444, 20672, 21520, 22865, 25555, 25840, 34432, 36584, 40888, 41344, 43040, 45730, 51110, 51680, 73168, 81776, 86080, 86887, 91460, 102220, 103360, 146336, 163552, 172160, 173774, 182920, 204440, 206720, 292672, 327104, 347548, 365840, 408880, 434435, 585344, 654208, 695096, 731680, 817760, 868870, 1390192, 1463360, 1635520, 1737740, 2780384, 2926720, 3271040, 3475480, 5560768, 6950960, 11121536, 13901920, 27803840, 55607680]

約数ペア:

[(1, 55607680), (2, 27803840), (4, 13901920), (5, 11121536), (8, 6950960), (10, 5560768), (16, 3475480), (17, 3271040), (19, 2926720), (20, 2780384), (32, 1737740), (34, 1635520), (38, 1463360), (40, 1390192), (64, 868870), (68, 817760), (76, 731680), (80, 695096), (85, 654208), (95, 585344), (128, 434435), (136, 408880), (152, 365840), (160, 347548), (170, 327104), (190, 292672), (269, 206720), (272, 204440), (304, 182920), (320, 173774), (323, 172160), (340, 163552), (380, 146336), (538, 103360), (544, 102220), (608, 91460), (640, 86887), (646, 86080), (680, 81776), (760, 73168), (1076, 51680), (1088, 51110), (1216, 45730), (1292, 43040), (1345, 41344), (1360, 40888), (1520, 36584), (1615, 34432), (2152, 25840), (2176, 25555), (2432, 22865), (2584, 21520), (2690, 20672), (2720, 20444), (3040, 18292), (3230, 17216), (4304, 12920), (4573, 12160), (5111, 10880), (5168, 10760), (5380, 10336), (5440, 10222), (6080, 9146), (6460, 8608)]