257292360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4229}}^1$

素因数の和:4272

約数の個数: 144

約数和(自身を含む): 905685300

約数和(自身を除く): 648392940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 676, 780, 845, 936, 1014, 1170, 1352, 1521, 1560, 1690, 2028, 2340, 2535, 3042, 3380, 4056, 4229, 4680, 5070, 6084, 6760, 7605, 8458, 10140, 12168, 12687, 15210, 16916, 20280, 21145, 25374, 30420, 33832, 38061, 42290, 50748, 54977, 60840, 63435, 76122, 84580, 101496, 109954, 126870, 152244, 164931, 169160, 190305, 219908, 253740, 274885, 304488, 329862, 380610, 439816, 494793, 507480, 549770, 659724, 714701, 761220, 824655, 989586, 1099540, 1319448, 1429402, 1522440, 1649310, 1979172, 2144103, 2199080, 2473965, 2858804, 3298620, 3573505, 3958344, 4288206, 4947930, 5717608, 6432309, 6597240, 7147010, 8576412, 9895860, 10720515, 12864618, 14294020, 17152824, 19791720, 21441030, 25729236, 28588040, 32161545, 42882060, 51458472, 64323090, 85764120, 128646180, 257292360]

約数ペア:

[(1, 257292360), (2, 128646180), (3, 85764120), (4, 64323090), (5, 51458472), (6, 42882060), (8, 32161545), (9, 28588040), (10, 25729236), (12, 21441030), (13, 19791720), (15, 17152824), (18, 14294020), (20, 12864618), (24, 10720515), (26, 9895860), (30, 8576412), (36, 7147010), (39, 6597240), (40, 6432309), (45, 5717608), (52, 4947930), (60, 4288206), (65, 3958344), (72, 3573505), (78, 3298620), (90, 2858804), (104, 2473965), (117, 2199080), (120, 2144103), (130, 1979172), (156, 1649310), (169, 1522440), (180, 1429402), (195, 1319448), (234, 1099540), (260, 989586), (312, 824655), (338, 761220), (360, 714701), (390, 659724), (468, 549770), (507, 507480), (520, 494793), (585, 439816), (676, 380610), (780, 329862), (845, 304488), (936, 274885), (1014, 253740), (1170, 219908), (1352, 190305), (1521, 169160), (1560, 164931), (1690, 152244), (2028, 126870), (2340, 109954), (2535, 101496), (3042, 84580), (3380, 76122), (4056, 63435), (4229, 60840), (4680, 54977), (5070, 50748), (6084, 42290), (6760, 38061), (7605, 33832), (8458, 30420), (10140, 25374), (12168, 21145), (12687, 20280), (15210, 16916)]