128671920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:324

約数の個数: 240

約数和(自身を含む): 475282080

約数和(自身を除く): 346610160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 59, 60, 65, 72, 78, 80, 90, 104, 117, 118, 120, 130, 144, 156, 177, 180, 195, 208, 233, 234, 236, 240, 260, 295, 312, 354, 360, 390, 466, 468, 472, 520, 531, 585, 590, 624, 699, 708, 720, 767, 780, 885, 932, 936, 944, 1040, 1062, 1165, 1170, 1180, 1398, 1416, 1534, 1560, 1770, 1864, 1872, 2097, 2124, 2301, 2330, 2340, 2360, 2655, 2796, 2832, 3029, 3068, 3120, 3495, 3540, 3728, 3835, 4194, 4248, 4602, 4660, 4680, 4720, 5310, 5592, 6058, 6136, 6903, 6990, 7080, 7670, 8388, 8496, 9087, 9204, 9320, 9360, 10485, 10620, 11184, 11505, 12116, 12272, 13747, 13806, 13980, 14160, 15145, 15340, 16776, 18174, 18408, 18640, 20970, 21240, 23010, 24232, 27261, 27494, 27612, 27960, 30290, 30680, 33552, 34515, 36348, 36816, 41241, 41940, 42480, 45435, 46020, 48464, 54522, 54988, 55224, 55920, 60580, 61360, 68735, 69030, 72696, 82482, 83880, 90870, 92040, 109044, 109976, 110448, 121160, 123723, 136305, 137470, 138060, 145392, 164964, 167760, 178711, 181740, 184080, 206205, 218088, 219952, 242320, 247446, 272610, 274940, 276120, 329928, 357422, 363480, 412410, 436176, 494892, 536133, 545220, 549880, 552240, 618615, 659856, 714844, 726960, 824820, 893555, 989784, 1072266, 1090440, 1099760, 1237230, 1429688, 1608399, 1649640, 1787110, 1979568, 2144532, 2180880, 2474460, 2680665, 2859376, 3216798, 3299280, 3574220, 4289064, 4948920, 5361330, 6433596, 7148440, 8041995, 8578128, 9897840, 10722660, 12867192, 14296880, 16083990, 21445320, 25734384, 32167980, 42890640, 64335960, 128671920]

約数ペア:

[(1, 128671920), (2, 64335960), (3, 42890640), (4, 32167980), (5, 25734384), (6, 21445320), (8, 16083990), (9, 14296880), (10, 12867192), (12, 10722660), (13, 9897840), (15, 8578128), (16, 8041995), (18, 7148440), (20, 6433596), (24, 5361330), (26, 4948920), (30, 4289064), (36, 3574220), (39, 3299280), (40, 3216798), (45, 2859376), (48, 2680665), (52, 2474460), (59, 2180880), (60, 2144532), (65, 1979568), (72, 1787110), (78, 1649640), (80, 1608399), (90, 1429688), (104, 1237230), (117, 1099760), (118, 1090440), (120, 1072266), (130, 989784), (144, 893555), (156, 824820), (177, 726960), (180, 714844), (195, 659856), (208, 618615), (233, 552240), (234, 549880), (236, 545220), (240, 536133), (260, 494892), (295, 436176), (312, 412410), (354, 363480), (360, 357422), (390, 329928), (466, 276120), (468, 274940), (472, 272610), (520, 247446), (531, 242320), (585, 219952), (590, 218088), (624, 206205), (699, 184080), (708, 181740), (720, 178711), (767, 167760), (780, 164964), (885, 145392), (932, 138060), (936, 137470), (944, 136305), (1040, 123723), (1062, 121160), (1165, 110448), (1170, 109976), (1180, 109044), (1398, 92040), (1416, 90870), (1534, 83880), (1560, 82482), (1770, 72696), (1864, 69030), (1872, 68735), (2097, 61360), (2124, 60580), (2301, 55920), (2330, 55224), (2340, 54988), (2360, 54522), (2655, 48464), (2796, 46020), (2832, 45435), (3029, 42480), (3068, 41940), (3120, 41241), (3495, 36816), (3540, 36348), (3728, 34515), (3835, 33552), (4194, 30680), (4248, 30290), (4602, 27960), (4660, 27612), (4680, 27494), (4720, 27261), (5310, 24232), (5592, 23010), (6058, 21240), (6136, 20970), (6903, 18640), (6990, 18408), (7080, 18174), (7670, 16776), (8388, 15340), (8496, 15145), (9087, 14160), (9204, 13980), (9320, 13806), (9360, 13747), (10485, 12272), (10620, 12116), (11184, 11505)]