31908899880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{619831}}^1$

素因数の和:619872

約数の個数: 192

約数和(自身を含む): 121834177920

約数和(自身を除く): 89925278040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 30, 33, 36, 39, 40, 44, 45, 52, 55, 60, 65, 66, 72, 78, 88, 90, 99, 104, 110, 117, 120, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 264, 286, 312, 330, 360, 390, 396, 429, 440, 468, 495, 520, 572, 585, 660, 715, 780, 792, 858, 936, 990, 1144, 1170, 1287, 1320, 1430, 1560, 1716, 1980, 2145, 2340, 2574, 2860, 3432, 3960, 4290, 4680, 5148, 5720, 6435, 8580, 10296, 12870, 17160, 25740, 51480, 619831, 1239662, 1859493, 2479324, 3099155, 3718986, 4958648, 5578479, 6198310, 6818141, 7437972, 8057803, 9297465, 11156958, 12396620, 13636282, 14875944, 16115606, 18594930, 20454423, 22313916, 24173409, 24793240, 27272564, 27892395, 32231212, 34090705, 37189860, 40289015, 40908846, 44627832, 48346818, 54545128, 55784790, 61363269, 64462424, 68181410, 72520227, 74379720, 80578030, 81817692, 88635833, 96693636, 102272115, 111569580, 120867045, 122726538, 136362820, 145040454, 161156060, 163635384, 177271666, 193387272, 204544230, 223139160, 241734090, 245453076, 265907499, 272725640, 290080908, 306816345, 322312120, 354543332, 362601135, 409088460, 443179165, 483468180, 490906152, 531814998, 580161816, 613632690, 709086664, 725202270, 797722497, 818176920, 886358330, 966936360, 1063629996, 1227265380, 1329537495, 1450404540, 1595444994, 1772716660, 2127259992, 2454530760, 2659074990, 2900809080, 3190889988, 3545433320, 3988612485, 5318149980, 6381779976, 7977224970, 10636299960, 15954449940, 31908899880]

約数ペア:

[(1, 31908899880), (2, 15954449940), (3, 10636299960), (4, 7977224970), (5, 6381779976), (6, 5318149980), (8, 3988612485), (9, 3545433320), (10, 3190889988), (11, 2900809080), (12, 2659074990), (13, 2454530760), (15, 2127259992), (18, 1772716660), (20, 1595444994), (22, 1450404540), (24, 1329537495), (26, 1227265380), (30, 1063629996), (33, 966936360), (36, 886358330), (39, 818176920), (40, 797722497), (44, 725202270), (45, 709086664), (52, 613632690), (55, 580161816), (60, 531814998), (65, 490906152), (66, 483468180), (72, 443179165), (78, 409088460), (88, 362601135), (90, 354543332), (99, 322312120), (104, 306816345), (110, 290080908), (117, 272725640), (120, 265907499), (130, 245453076), (132, 241734090), (143, 223139160), (156, 204544230), (165, 193387272), (180, 177271666), (195, 163635384), (198, 161156060), (220, 145040454), (234, 136362820), (260, 122726538), (264, 120867045), (286, 111569580), (312, 102272115), (330, 96693636), (360, 88635833), (390, 81817692), (396, 80578030), (429, 74379720), (440, 72520227), (468, 68181410), (495, 64462424), (520, 61363269), (572, 55784790), (585, 54545128), (660, 48346818), (715, 44627832), (780, 40908846), (792, 40289015), (858, 37189860), (936, 34090705), (990, 32231212), (1144, 27892395), (1170, 27272564), (1287, 24793240), (1320, 24173409), (1430, 22313916), (1560, 20454423), (1716, 18594930), (1980, 16115606), (2145, 14875944), (2340, 13636282), (2574, 12396620), (2860, 11156958), (3432, 9297465), (3960, 8057803), (4290, 7437972), (4680, 6818141), (5148, 6198310), (5720, 5578479), (6435, 4958648), (8580, 3718986), (10296, 3099155), (12870, 2479324), (17160, 1859493), (25740, 1239662), (51480, 619831)]