291663840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1087}}^1$

素因数の和:1161

約数の個数: 192

約数和(自身を含む): 1013354496

約数和(自身を除く): 721690656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 43, 48, 52, 60, 65, 78, 80, 86, 96, 104, 120, 129, 130, 156, 160, 172, 195, 208, 215, 240, 258, 260, 312, 344, 390, 416, 430, 480, 516, 520, 559, 624, 645, 688, 780, 860, 1032, 1040, 1087, 1118, 1248, 1290, 1376, 1560, 1677, 1720, 2064, 2080, 2174, 2236, 2580, 2795, 3120, 3261, 3354, 3440, 4128, 4348, 4472, 5160, 5435, 5590, 6240, 6522, 6708, 6880, 8385, 8696, 8944, 10320, 10870, 11180, 13044, 13416, 14131, 16305, 16770, 17392, 17888, 20640, 21740, 22360, 26088, 26832, 28262, 32610, 33540, 34784, 42393, 43480, 44720, 46741, 52176, 53664, 56524, 65220, 67080, 70655, 84786, 86960, 89440, 93482, 104352, 113048, 130440, 134160, 140223, 141310, 169572, 173920, 186964, 211965, 226096, 233705, 260880, 268320, 280446, 282620, 339144, 373928, 423930, 452192, 467410, 521760, 560892, 565240, 607633, 678288, 701115, 747856, 847860, 934820, 1121784, 1130480, 1215266, 1356576, 1402230, 1495712, 1695720, 1822899, 1869640, 2243568, 2260960, 2430532, 2804460, 3038165, 3391440, 3645798, 3739280, 4487136, 4861064, 5608920, 6076330, 6782880, 7291596, 7478560, 9114495, 9722128, 11217840, 12152660, 14583192, 18228990, 19444256, 22435680, 24305320, 29166384, 36457980, 48610640, 58332768, 72915960, 97221280, 145831920, 291663840]

約数ペア:

[(1, 291663840), (2, 145831920), (3, 97221280), (4, 72915960), (5, 58332768), (6, 48610640), (8, 36457980), (10, 29166384), (12, 24305320), (13, 22435680), (15, 19444256), (16, 18228990), (20, 14583192), (24, 12152660), (26, 11217840), (30, 9722128), (32, 9114495), (39, 7478560), (40, 7291596), (43, 6782880), (48, 6076330), (52, 5608920), (60, 4861064), (65, 4487136), (78, 3739280), (80, 3645798), (86, 3391440), (96, 3038165), (104, 2804460), (120, 2430532), (129, 2260960), (130, 2243568), (156, 1869640), (160, 1822899), (172, 1695720), (195, 1495712), (208, 1402230), (215, 1356576), (240, 1215266), (258, 1130480), (260, 1121784), (312, 934820), (344, 847860), (390, 747856), (416, 701115), (430, 678288), (480, 607633), (516, 565240), (520, 560892), (559, 521760), (624, 467410), (645, 452192), (688, 423930), (780, 373928), (860, 339144), (1032, 282620), (1040, 280446), (1087, 268320), (1118, 260880), (1248, 233705), (1290, 226096), (1376, 211965), (1560, 186964), (1677, 173920), (1720, 169572), (2064, 141310), (2080, 140223), (2174, 134160), (2236, 130440), (2580, 113048), (2795, 104352), (3120, 93482), (3261, 89440), (3354, 86960), (3440, 84786), (4128, 70655), (4348, 67080), (4472, 65220), (5160, 56524), (5435, 53664), (5590, 52176), (6240, 46741), (6522, 44720), (6708, 43480), (6880, 42393), (8385, 34784), (8696, 33540), (8944, 32610), (10320, 28262), (10870, 26832), (11180, 26088), (13044, 22360), (13416, 21740), (14131, 20640), (16305, 17888), (16770, 17392)]