291282120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:444

約数の個数: 192

約数和(自身を含む): 999198720

約数和(自身を除く): 707916600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 127, 138, 180, 184, 207, 230, 254, 276, 277, 345, 360, 381, 414, 460, 508, 552, 554, 635, 690, 762, 828, 831, 920, 1016, 1035, 1108, 1143, 1270, 1380, 1385, 1524, 1656, 1662, 1905, 2070, 2216, 2286, 2493, 2540, 2760, 2770, 2921, 3048, 3324, 3810, 4140, 4155, 4572, 4986, 5080, 5540, 5715, 5842, 6371, 6648, 7620, 8280, 8310, 8763, 9144, 9972, 11080, 11430, 11684, 12465, 12742, 14605, 15240, 16620, 17526, 19113, 19944, 22860, 23368, 24930, 25484, 26289, 29210, 31855, 33240, 35052, 35179, 38226, 43815, 45720, 49860, 50968, 52578, 57339, 58420, 63710, 70104, 70358, 76452, 87630, 95565, 99720, 105156, 105537, 114678, 116840, 127420, 131445, 140716, 152904, 175260, 175895, 191130, 210312, 211074, 229356, 254840, 262890, 281432, 286695, 316611, 350520, 351790, 382260, 422148, 458712, 525780, 527685, 573390, 633222, 703580, 764520, 809117, 844296, 1051560, 1055370, 1146780, 1266444, 1407160, 1583055, 1618234, 2110740, 2293560, 2427351, 2532888, 3166110, 3236468, 4045585, 4221480, 4854702, 6332220, 6472936, 7282053, 8091170, 9709404, 12136755, 12664440, 14564106, 16182340, 19418808, 24273510, 29128212, 32364680, 36410265, 48547020, 58256424, 72820530, 97094040, 145641060, 291282120]

約数ペア:

[(1, 291282120), (2, 145641060), (3, 97094040), (4, 72820530), (5, 58256424), (6, 48547020), (8, 36410265), (9, 32364680), (10, 29128212), (12, 24273510), (15, 19418808), (18, 16182340), (20, 14564106), (23, 12664440), (24, 12136755), (30, 9709404), (36, 8091170), (40, 7282053), (45, 6472936), (46, 6332220), (60, 4854702), (69, 4221480), (72, 4045585), (90, 3236468), (92, 3166110), (115, 2532888), (120, 2427351), (127, 2293560), (138, 2110740), (180, 1618234), (184, 1583055), (207, 1407160), (230, 1266444), (254, 1146780), (276, 1055370), (277, 1051560), (345, 844296), (360, 809117), (381, 764520), (414, 703580), (460, 633222), (508, 573390), (552, 527685), (554, 525780), (635, 458712), (690, 422148), (762, 382260), (828, 351790), (831, 350520), (920, 316611), (1016, 286695), (1035, 281432), (1108, 262890), (1143, 254840), (1270, 229356), (1380, 211074), (1385, 210312), (1524, 191130), (1656, 175895), (1662, 175260), (1905, 152904), (2070, 140716), (2216, 131445), (2286, 127420), (2493, 116840), (2540, 114678), (2760, 105537), (2770, 105156), (2921, 99720), (3048, 95565), (3324, 87630), (3810, 76452), (4140, 70358), (4155, 70104), (4572, 63710), (4986, 58420), (5080, 57339), (5540, 52578), (5715, 50968), (5842, 49860), (6371, 45720), (6648, 43815), (7620, 38226), (8280, 35179), (8310, 35052), (8763, 33240), (9144, 31855), (9972, 29210), (11080, 26289), (11430, 25484), (11684, 24930), (12465, 23368), (12742, 22860), (14605, 19944), (15240, 19113), (16620, 17526)]