30426760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{643}}^1$

素因数の和:687

約数の個数: 96

約数和(自身を含む): 84853440

約数和(自身を除く): 54426680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 169, 182, 260, 280, 338, 364, 455, 520, 643, 676, 728, 845, 910, 1183, 1286, 1352, 1690, 1820, 2366, 2572, 3215, 3380, 3640, 4501, 4732, 5144, 5915, 6430, 6760, 8359, 9002, 9464, 11830, 12860, 16718, 18004, 22505, 23660, 25720, 33436, 36008, 41795, 45010, 47320, 58513, 66872, 83590, 90020, 108667, 117026, 167180, 180040, 217334, 234052, 292565, 334360, 434668, 468104, 543335, 585130, 760669, 869336, 1086670, 1170260, 1521338, 2173340, 2340520, 3042676, 3803345, 4346680, 6085352, 7606690, 15213380, 30426760]

約数ペア:

[(1, 30426760), (2, 15213380), (4, 7606690), (5, 6085352), (7, 4346680), (8, 3803345), (10, 3042676), (13, 2340520), (14, 2173340), (20, 1521338), (26, 1170260), (28, 1086670), (35, 869336), (40, 760669), (52, 585130), (56, 543335), (65, 468104), (70, 434668), (91, 334360), (104, 292565), (130, 234052), (140, 217334), (169, 180040), (182, 167180), (260, 117026), (280, 108667), (338, 90020), (364, 83590), (455, 66872), (520, 58513), (643, 47320), (676, 45010), (728, 41795), (845, 36008), (910, 33436), (1183, 25720), (1286, 23660), (1352, 22505), (1690, 18004), (1820, 16718), (2366, 12860), (2572, 11830), (3215, 9464), (3380, 9002), (3640, 8359), (4501, 6760), (4732, 6430), (5144, 5915)]