721798296

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{51061}}^1$

素因数の和:51120

約数の個数: 64

約数和(自身を含む): 1960780800

約数和(自身を除く): 1238982504

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 57, 62, 76, 93, 114, 124, 152, 186, 228, 248, 372, 456, 589, 744, 1178, 1767, 2356, 3534, 4712, 7068, 14136, 51061, 102122, 153183, 204244, 306366, 408488, 612732, 970159, 1225464, 1582891, 1940318, 2910477, 3165782, 3880636, 4748673, 5820954, 6331564, 7761272, 9497346, 11641908, 12663128, 18994692, 23283816, 30074929, 37989384, 60149858, 90224787, 120299716, 180449574, 240599432, 360899148, 721798296]

約数ペア:

[(1, 721798296), (2, 360899148), (3, 240599432), (4, 180449574), (6, 120299716), (8, 90224787), (12, 60149858), (19, 37989384), (24, 30074929), (31, 23283816), (38, 18994692), (57, 12663128), (62, 11641908), (76, 9497346), (93, 7761272), (114, 6331564), (124, 5820954), (152, 4748673), (186, 3880636), (228, 3165782), (248, 2910477), (372, 1940318), (456, 1582891), (589, 1225464), (744, 970159), (1178, 612732), (1767, 408488), (2356, 306366), (3534, 204244), (4712, 153183), (7068, 102122), (14136, 51061)]