138719376

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^2\times {\mathrm{521}}^1$

素因数の和:621

約数の個数: 90

約数和(自身を含む): 398222838

約数和(自身を除く): 259503462

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 72, 86, 129, 144, 172, 258, 344, 387, 516, 521, 688, 774, 1032, 1042, 1548, 1563, 1849, 2064, 2084, 3096, 3126, 3698, 4168, 4689, 5547, 6192, 6252, 7396, 8336, 9378, 11094, 12504, 14792, 16641, 18756, 22188, 22403, 25008, 29584, 33282, 37512, 44376, 44806, 66564, 67209, 75024, 88752, 89612, 133128, 134418, 179224, 201627, 266256, 268836, 358448, 403254, 537672, 806508, 963329, 1075344, 1613016, 1926658, 2889987, 3226032, 3853316, 5779974, 7706632, 8669961, 11559948, 15413264, 17339922, 23119896, 34679844, 46239792, 69359688, 138719376]

約数ペア:

[(1, 138719376), (2, 69359688), (3, 46239792), (4, 34679844), (6, 23119896), (8, 17339922), (9, 15413264), (12, 11559948), (16, 8669961), (18, 7706632), (24, 5779974), (36, 3853316), (43, 3226032), (48, 2889987), (72, 1926658), (86, 1613016), (129, 1075344), (144, 963329), (172, 806508), (258, 537672), (344, 403254), (387, 358448), (516, 268836), (521, 266256), (688, 201627), (774, 179224), (1032, 134418), (1042, 133128), (1548, 89612), (1563, 88752), (1849, 75024), (2064, 67209), (2084, 66564), (3096, 44806), (3126, 44376), (3698, 37512), (4168, 33282), (4689, 29584), (5547, 25008), (6192, 22403), (6252, 22188), (7396, 18756), (8336, 16641), (9378, 14792), (11094, 12504)]