309639720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2719}}^1$

素因数の和:2819

約数の個数: 128

約数和(自身を含む): 1014451200

約数和(自身を除く): 704811480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 73, 78, 104, 120, 130, 146, 156, 195, 219, 260, 292, 312, 365, 390, 438, 520, 584, 730, 780, 876, 949, 1095, 1460, 1560, 1752, 1898, 2190, 2719, 2847, 2920, 3796, 4380, 4745, 5438, 5694, 7592, 8157, 8760, 9490, 10876, 11388, 13595, 14235, 16314, 18980, 21752, 22776, 27190, 28470, 32628, 35347, 37960, 40785, 54380, 56940, 65256, 70694, 81570, 106041, 108760, 113880, 141388, 163140, 176735, 198487, 212082, 282776, 326280, 353470, 396974, 424164, 530205, 595461, 706940, 793948, 848328, 992435, 1060410, 1190922, 1413880, 1587896, 1984870, 2120820, 2381844, 2580331, 2977305, 3969740, 4241640, 4763688, 5160662, 5954610, 7740993, 7939480, 10321324, 11909220, 12901655, 15481986, 20642648, 23818440, 25803310, 30963972, 38704965, 51606620, 61927944, 77409930, 103213240, 154819860, 309639720]

約数ペア:

[(1, 309639720), (2, 154819860), (3, 103213240), (4, 77409930), (5, 61927944), (6, 51606620), (8, 38704965), (10, 30963972), (12, 25803310), (13, 23818440), (15, 20642648), (20, 15481986), (24, 12901655), (26, 11909220), (30, 10321324), (39, 7939480), (40, 7740993), (52, 5954610), (60, 5160662), (65, 4763688), (73, 4241640), (78, 3969740), (104, 2977305), (120, 2580331), (130, 2381844), (146, 2120820), (156, 1984870), (195, 1587896), (219, 1413880), (260, 1190922), (292, 1060410), (312, 992435), (365, 848328), (390, 793948), (438, 706940), (520, 595461), (584, 530205), (730, 424164), (780, 396974), (876, 353470), (949, 326280), (1095, 282776), (1460, 212082), (1560, 198487), (1752, 176735), (1898, 163140), (2190, 141388), (2719, 113880), (2847, 108760), (2920, 106041), (3796, 81570), (4380, 70694), (4745, 65256), (5438, 56940), (5694, 54380), (7592, 40785), (8157, 37960), (8760, 35347), (9490, 32628), (10876, 28470), (11388, 27190), (13595, 22776), (14235, 21752), (16314, 18980)]