469490840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{128981}}^1$

素因数の和:129012

約数の個数: 64

約数和(自身を含む): 1300138560

約数和(自身を除く): 830647720

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, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 128981, 257962, 515924, 644905, 902867, 1031848, 1289810, 1676753, 1805734, 2579620, 3353506, 3611468, 4514335, 5159240, 6707012, 7222936, 8383765, 9028670, 11737271, 13414024, 16767530, 18057340, 23474542, 33535060, 36114680, 46949084, 58686355, 67070120, 93898168, 117372710, 234745420, 469490840]

約数ペア:

[(1, 469490840), (2, 234745420), (4, 117372710), (5, 93898168), (7, 67070120), (8, 58686355), (10, 46949084), (13, 36114680), (14, 33535060), (20, 23474542), (26, 18057340), (28, 16767530), (35, 13414024), (40, 11737271), (52, 9028670), (56, 8383765), (65, 7222936), (70, 6707012), (91, 5159240), (104, 4514335), (130, 3611468), (140, 3353506), (182, 2579620), (260, 1805734), (280, 1676753), (364, 1289810), (455, 1031848), (520, 902867), (728, 644905), (910, 515924), (1820, 257962), (3640, 128981)]