64612728

素因数分解:

$2^3\times 3^8\times {\mathrm{1231}}^1$

素因数の和:1261

約数の個数: 72

約数和(自身を含む): 181861680

約数和(自身を除く): 117248952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1231, 1458, 1944, 2187, 2462, 2916, 3693, 4374, 4924, 5832, 6561, 7386, 8748, 9848, 11079, 13122, 14772, 17496, 22158, 26244, 29544, 33237, 44316, 52488, 66474, 88632, 99711, 132948, 199422, 265896, 299133, 398844, 598266, 797688, 897399, 1196532, 1794798, 2393064, 2692197, 3589596, 5384394, 7179192, 8076591, 10768788, 16153182, 21537576, 32306364, 64612728]

約数ペア:

[(1, 64612728), (2, 32306364), (3, 21537576), (4, 16153182), (6, 10768788), (8, 8076591), (9, 7179192), (12, 5384394), (18, 3589596), (24, 2692197), (27, 2393064), (36, 1794798), (54, 1196532), (72, 897399), (81, 797688), (108, 598266), (162, 398844), (216, 299133), (243, 265896), (324, 199422), (486, 132948), (648, 99711), (729, 88632), (972, 66474), (1231, 52488), (1458, 44316), (1944, 33237), (2187, 29544), (2462, 26244), (2916, 22158), (3693, 17496), (4374, 14772), (4924, 13122), (5832, 11079), (6561, 9848), (7386, 8748)]