290997720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4783}}^1$

素因数の和:4826

約数の個数: 144

約数和(自身を含む): 1024302240

約数和(自身を除く): 733304520

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, 4680, 4783, 5070, 6084, 6760, 7605, 9566, 10140, 12168, 14349, 15210, 19132, 20280, 23915, 28698, 30420, 38264, 43047, 47830, 57396, 60840, 62179, 71745, 86094, 95660, 114792, 124358, 143490, 172188, 186537, 191320, 215235, 248716, 286980, 310895, 344376, 373074, 430470, 497432, 559611, 573960, 621790, 746148, 808327, 860940, 932685, 1119222, 1243580, 1492296, 1616654, 1721880, 1865370, 2238444, 2424981, 2487160, 2798055, 3233308, 3730740, 4041635, 4476888, 4849962, 5596110, 6466616, 7274943, 7461480, 8083270, 9699924, 11192220, 12124905, 14549886, 16166540, 19399848, 22384440, 24249810, 29099772, 32333080, 36374715, 48499620, 58199544, 72749430, 96999240, 145498860, 290997720]

約数ペア:

[(1, 290997720), (2, 145498860), (3, 96999240), (4, 72749430), (5, 58199544), (6, 48499620), (8, 36374715), (9, 32333080), (10, 29099772), (12, 24249810), (13, 22384440), (15, 19399848), (18, 16166540), (20, 14549886), (24, 12124905), (26, 11192220), (30, 9699924), (36, 8083270), (39, 7461480), (40, 7274943), (45, 6466616), (52, 5596110), (60, 4849962), (65, 4476888), (72, 4041635), (78, 3730740), (90, 3233308), (104, 2798055), (117, 2487160), (120, 2424981), (130, 2238444), (156, 1865370), (169, 1721880), (180, 1616654), (195, 1492296), (234, 1243580), (260, 1119222), (312, 932685), (338, 860940), (360, 808327), (390, 746148), (468, 621790), (507, 573960), (520, 559611), (585, 497432), (676, 430470), (780, 373074), (845, 344376), (936, 310895), (1014, 286980), (1170, 248716), (1352, 215235), (1521, 191320), (1560, 186537), (1690, 172188), (2028, 143490), (2340, 124358), (2535, 114792), (3042, 95660), (3380, 86094), (4056, 71745), (4680, 62179), (4783, 60840), (5070, 57396), (6084, 47830), (6760, 43047), (7605, 38264), (9566, 30420), (10140, 28698), (12168, 23915), (14349, 20280), (15210, 19132)]