31986240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:277

約数の個数: 224

約数和(自身を含む): 119822976

約数和(自身を除く): 87836736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 64, 65, 66, 78, 80, 88, 96, 104, 110, 120, 130, 132, 143, 156, 160, 165, 176, 192, 195, 208, 220, 233, 240, 260, 264, 286, 312, 320, 330, 352, 390, 416, 429, 440, 466, 480, 520, 528, 572, 624, 660, 699, 704, 715, 780, 832, 858, 880, 932, 960, 1040, 1056, 1144, 1165, 1248, 1320, 1398, 1430, 1560, 1716, 1760, 1864, 2080, 2112, 2145, 2288, 2330, 2496, 2563, 2640, 2796, 2860, 3029, 3120, 3432, 3495, 3520, 3728, 4160, 4290, 4576, 4660, 5126, 5280, 5592, 5720, 6058, 6240, 6864, 6990, 7456, 7689, 8580, 9087, 9152, 9320, 10252, 10560, 11184, 11440, 12116, 12480, 12815, 13728, 13980, 14912, 15145, 15378, 17160, 18174, 18640, 20504, 22368, 22880, 24232, 25630, 27456, 27960, 30290, 30756, 33319, 34320, 36348, 37280, 38445, 41008, 44736, 45435, 45760, 48464, 51260, 55920, 60580, 61512, 66638, 68640, 72696, 74560, 76890, 82016, 90870, 96928, 99957, 102520, 111840, 121160, 123024, 133276, 137280, 145392, 153780, 164032, 166595, 181740, 193856, 199914, 205040, 223680, 242320, 246048, 266552, 290784, 307560, 333190, 363480, 399828, 410080, 484640, 492096, 499785, 533104, 581568, 615120, 666380, 726960, 799656, 820160, 969280, 999570, 1066208, 1230240, 1332760, 1453920, 1599312, 1999140, 2132416, 2460480, 2665520, 2907840, 3198624, 3998280, 5331040, 6397248, 7996560, 10662080, 15993120, 31986240]

約数ペア:

[(1, 31986240), (2, 15993120), (3, 10662080), (4, 7996560), (5, 6397248), (6, 5331040), (8, 3998280), (10, 3198624), (11, 2907840), (12, 2665520), (13, 2460480), (15, 2132416), (16, 1999140), (20, 1599312), (22, 1453920), (24, 1332760), (26, 1230240), (30, 1066208), (32, 999570), (33, 969280), (39, 820160), (40, 799656), (44, 726960), (48, 666380), (52, 615120), (55, 581568), (60, 533104), (64, 499785), (65, 492096), (66, 484640), (78, 410080), (80, 399828), (88, 363480), (96, 333190), (104, 307560), (110, 290784), (120, 266552), (130, 246048), (132, 242320), (143, 223680), (156, 205040), (160, 199914), (165, 193856), (176, 181740), (192, 166595), (195, 164032), (208, 153780), (220, 145392), (233, 137280), (240, 133276), (260, 123024), (264, 121160), (286, 111840), (312, 102520), (320, 99957), (330, 96928), (352, 90870), (390, 82016), (416, 76890), (429, 74560), (440, 72696), (466, 68640), (480, 66638), (520, 61512), (528, 60580), (572, 55920), (624, 51260), (660, 48464), (699, 45760), (704, 45435), (715, 44736), (780, 41008), (832, 38445), (858, 37280), (880, 36348), (932, 34320), (960, 33319), (1040, 30756), (1056, 30290), (1144, 27960), (1165, 27456), (1248, 25630), (1320, 24232), (1398, 22880), (1430, 22368), (1560, 20504), (1716, 18640), (1760, 18174), (1864, 17160), (2080, 15378), (2112, 15145), (2145, 14912), (2288, 13980), (2330, 13728), (2496, 12815), (2563, 12480), (2640, 12116), (2796, 11440), (2860, 11184), (3029, 10560), (3120, 10252), (3432, 9320), (3495, 9152), (3520, 9087), (3728, 8580), (4160, 7689), (4290, 7456), (4576, 6990), (4660, 6864), (5126, 6240), (5280, 6058), (5592, 5720)]