231257520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{797}}^1$

素因数の和:860

約数の個数: 240

約数和(自身を含む): 864444672

約数和(自身を除く): 633187152

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 48, 52, 60, 62, 65, 72, 78, 80, 90, 93, 104, 117, 120, 124, 130, 144, 155, 156, 180, 186, 195, 208, 234, 240, 248, 260, 279, 310, 312, 360, 372, 390, 403, 465, 468, 496, 520, 558, 585, 620, 624, 720, 744, 780, 797, 806, 930, 936, 1040, 1116, 1170, 1209, 1240, 1395, 1488, 1560, 1594, 1612, 1860, 1872, 2015, 2232, 2340, 2391, 2418, 2480, 2790, 3120, 3188, 3224, 3627, 3720, 3985, 4030, 4464, 4680, 4782, 4836, 5580, 6045, 6376, 6448, 7173, 7254, 7440, 7970, 8060, 9360, 9564, 9672, 10361, 11160, 11955, 12090, 12752, 14346, 14508, 15940, 16120, 18135, 19128, 19344, 20722, 22320, 23910, 24180, 24707, 28692, 29016, 31083, 31880, 32240, 35865, 36270, 38256, 41444, 47820, 48360, 49414, 51805, 57384, 58032, 62166, 63760, 71730, 72540, 74121, 82888, 93249, 95640, 96720, 98828, 103610, 114768, 123535, 124332, 143460, 145080, 148242, 155415, 165776, 186498, 191280, 197656, 207220, 222363, 247070, 248664, 286920, 290160, 296484, 310830, 321191, 370605, 372996, 395312, 414440, 444726, 466245, 494140, 497328, 573840, 592968, 621660, 642382, 741210, 745992, 828880, 889452, 932490, 963573, 988280, 1111815, 1185936, 1243320, 1284764, 1482420, 1491984, 1605955, 1778904, 1864980, 1927146, 1976560, 2223630, 2486640, 2569528, 2890719, 2964840, 3211910, 3557808, 3729960, 3854292, 4447260, 4817865, 5139056, 5781438, 5929680, 6423820, 7459920, 7708584, 8894520, 9635730, 11562876, 12847640, 14453595, 15417168, 17789040, 19271460, 23125752, 25695280, 28907190, 38542920, 46251504, 57814380, 77085840, 115628760, 231257520]

約数ペア:

[(1, 231257520), (2, 115628760), (3, 77085840), (4, 57814380), (5, 46251504), (6, 38542920), (8, 28907190), (9, 25695280), (10, 23125752), (12, 19271460), (13, 17789040), (15, 15417168), (16, 14453595), (18, 12847640), (20, 11562876), (24, 9635730), (26, 8894520), (30, 7708584), (31, 7459920), (36, 6423820), (39, 5929680), (40, 5781438), (45, 5139056), (48, 4817865), (52, 4447260), (60, 3854292), (62, 3729960), (65, 3557808), (72, 3211910), (78, 2964840), (80, 2890719), (90, 2569528), (93, 2486640), (104, 2223630), (117, 1976560), (120, 1927146), (124, 1864980), (130, 1778904), (144, 1605955), (155, 1491984), (156, 1482420), (180, 1284764), (186, 1243320), (195, 1185936), (208, 1111815), (234, 988280), (240, 963573), (248, 932490), (260, 889452), (279, 828880), (310, 745992), (312, 741210), (360, 642382), (372, 621660), (390, 592968), (403, 573840), (465, 497328), (468, 494140), (496, 466245), (520, 444726), (558, 414440), (585, 395312), (620, 372996), (624, 370605), (720, 321191), (744, 310830), (780, 296484), (797, 290160), (806, 286920), (930, 248664), (936, 247070), (1040, 222363), (1116, 207220), (1170, 197656), (1209, 191280), (1240, 186498), (1395, 165776), (1488, 155415), (1560, 148242), (1594, 145080), (1612, 143460), (1860, 124332), (1872, 123535), (2015, 114768), (2232, 103610), (2340, 98828), (2391, 96720), (2418, 95640), (2480, 93249), (2790, 82888), (3120, 74121), (3188, 72540), (3224, 71730), (3627, 63760), (3720, 62166), (3985, 58032), (4030, 57384), (4464, 51805), (4680, 49414), (4782, 48360), (4836, 47820), (5580, 41444), (6045, 38256), (6376, 36270), (6448, 35865), (7173, 32240), (7254, 31880), (7440, 31083), (7970, 29016), (8060, 28692), (9360, 24707), (9564, 24180), (9672, 23910), (10361, 22320), (11160, 20722), (11955, 19344), (12090, 19128), (12752, 18135), (14346, 16120), (14508, 15940)]