31265520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{911}}^1$

素因数の和:951

約数の個数: 160

約数和(自身を含む): 113992704

約数和(自身を除く): 82727184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 858, 880, 911, 1040, 1144, 1320, 1430, 1560, 1716, 1822, 2145, 2288, 2640, 2733, 2860, 3120, 3432, 3644, 4290, 4555, 5466, 5720, 6864, 7288, 8580, 9110, 10021, 10932, 11440, 11843, 13665, 14576, 17160, 18220, 20042, 21864, 23686, 27330, 30063, 34320, 35529, 36440, 40084, 43728, 47372, 50105, 54660, 59215, 60126, 71058, 72880, 80168, 94744, 100210, 109320, 118430, 120252, 130273, 142116, 150315, 160336, 177645, 189488, 200420, 218640, 236860, 240504, 260546, 284232, 300630, 355290, 390819, 400840, 473720, 481008, 521092, 568464, 601260, 651365, 710580, 781638, 801680, 947440, 1042184, 1202520, 1302730, 1421160, 1563276, 1954095, 2084368, 2405040, 2605460, 2842320, 3126552, 3908190, 5210920, 6253104, 7816380, 10421840, 15632760, 31265520]

約数ペア:

[(1, 31265520), (2, 15632760), (3, 10421840), (4, 7816380), (5, 6253104), (6, 5210920), (8, 3908190), (10, 3126552), (11, 2842320), (12, 2605460), (13, 2405040), (15, 2084368), (16, 1954095), (20, 1563276), (22, 1421160), (24, 1302730), (26, 1202520), (30, 1042184), (33, 947440), (39, 801680), (40, 781638), (44, 710580), (48, 651365), (52, 601260), (55, 568464), (60, 521092), (65, 481008), (66, 473720), (78, 400840), (80, 390819), (88, 355290), (104, 300630), (110, 284232), (120, 260546), (130, 240504), (132, 236860), (143, 218640), (156, 200420), (165, 189488), (176, 177645), (195, 160336), (208, 150315), (220, 142116), (240, 130273), (260, 120252), (264, 118430), (286, 109320), (312, 100210), (330, 94744), (390, 80168), (429, 72880), (440, 71058), (520, 60126), (528, 59215), (572, 54660), (624, 50105), (660, 47372), (715, 43728), (780, 40084), (858, 36440), (880, 35529), (911, 34320), (1040, 30063), (1144, 27330), (1320, 23686), (1430, 21864), (1560, 20042), (1716, 18220), (1822, 17160), (2145, 14576), (2288, 13665), (2640, 11843), (2733, 11440), (2860, 10932), (3120, 10021), (3432, 9110), (3644, 8580), (4290, 7288), (4555, 6864), (5466, 5720)]