78775020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15091}}^1$

素因数の和:15135

約数の個数: 72

約数和(自身を含む): 247206960

約数和(自身を除く): 168431940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 15091, 30182, 45273, 60364, 75455, 90546, 135819, 150910, 181092, 226365, 271638, 301820, 437639, 452730, 543276, 679095, 875278, 905460, 1312917, 1358190, 1750556, 2188195, 2625834, 2716380, 3938751, 4376390, 5251668, 6564585, 7877502, 8752780, 13129170, 15755004, 19693755, 26258340, 39387510, 78775020]

約数ペア:

[(1, 78775020), (2, 39387510), (3, 26258340), (4, 19693755), (5, 15755004), (6, 13129170), (9, 8752780), (10, 7877502), (12, 6564585), (15, 5251668), (18, 4376390), (20, 3938751), (29, 2716380), (30, 2625834), (36, 2188195), (45, 1750556), (58, 1358190), (60, 1312917), (87, 905460), (90, 875278), (116, 679095), (145, 543276), (174, 452730), (180, 437639), (261, 301820), (290, 271638), (348, 226365), (435, 181092), (522, 150910), (580, 135819), (870, 90546), (1044, 75455), (1305, 60364), (1740, 45273), (2610, 30182), (5220, 15091)]