15319980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6547}}^1$

素因数の和:6575

約数の個数: 72

約数和(自身を含む): 50052912

約数和(自身を除く): 34732932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 6547, 13094, 19641, 26188, 32735, 39282, 58923, 65470, 78564, 85111, 98205, 117846, 130940, 170222, 196410, 235692, 255333, 294615, 340444, 392820, 425555, 510666, 589230, 765999, 851110, 1021332, 1178460, 1276665, 1531998, 1702220, 2553330, 3063996, 3829995, 5106660, 7659990, 15319980]

約数ペア:

[(1, 15319980), (2, 7659990), (3, 5106660), (4, 3829995), (5, 3063996), (6, 2553330), (9, 1702220), (10, 1531998), (12, 1276665), (13, 1178460), (15, 1021332), (18, 851110), (20, 765999), (26, 589230), (30, 510666), (36, 425555), (39, 392820), (45, 340444), (52, 294615), (60, 255333), (65, 235692), (78, 196410), (90, 170222), (117, 130940), (130, 117846), (156, 98205), (180, 85111), (195, 78564), (234, 65470), (260, 58923), (390, 39282), (468, 32735), (585, 26188), (780, 19641), (1170, 13094), (2340, 6547)]