128486540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{311}}^1$

素因数の和:567

約数の個数: 96

約数和(自身を含む): 334623744

約数和(自身を除く): 206137204

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 227, 260, 311, 364, 454, 455, 622, 908, 910, 1135, 1244, 1555, 1589, 1820, 2177, 2270, 2951, 3110, 3178, 4043, 4354, 4540, 5902, 6220, 6356, 7945, 8086, 8708, 10885, 11804, 14755, 15890, 16172, 20215, 20657, 21770, 28301, 29510, 31780, 40430, 41314, 43540, 56602, 59020, 70597, 80860, 82628, 103285, 113204, 141194, 141505, 206570, 282388, 283010, 352985, 413140, 494179, 566020, 705970, 917761, 988358, 1411940, 1835522, 1976716, 2470895, 3671044, 4588805, 4941790, 6424327, 9177610, 9883580, 12848654, 18355220, 25697308, 32121635, 64243270, 128486540]

約数ペア:

[(1, 128486540), (2, 64243270), (4, 32121635), (5, 25697308), (7, 18355220), (10, 12848654), (13, 9883580), (14, 9177610), (20, 6424327), (26, 4941790), (28, 4588805), (35, 3671044), (52, 2470895), (65, 1976716), (70, 1835522), (91, 1411940), (130, 988358), (140, 917761), (182, 705970), (227, 566020), (260, 494179), (311, 413140), (364, 352985), (454, 283010), (455, 282388), (622, 206570), (908, 141505), (910, 141194), (1135, 113204), (1244, 103285), (1555, 82628), (1589, 80860), (1820, 70597), (2177, 59020), (2270, 56602), (2951, 43540), (3110, 41314), (3178, 40430), (4043, 31780), (4354, 29510), (4540, 28301), (5902, 21770), (6220, 20657), (6356, 20215), (7945, 16172), (8086, 15890), (8708, 14755), (10885, 11804)]