218102830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 439432128

約数和(自身を除く): 221329298

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 157, 173, 314, 346, 365, 730, 785, 803, 865, 1570, 1606, 1727, 1730, 1903, 3454, 3806, 4015, 8030, 8635, 9515, 11461, 12629, 17270, 19030, 22922, 25258, 27161, 54322, 57305, 63145, 114610, 126071, 126290, 135805, 138919, 252142, 271610, 277838, 298771, 597542, 630355, 694595, 1260710, 1389190, 1493855, 1982753, 2987710, 3965506, 9913765, 19827530, 21810283, 43620566, 109051415, 218102830]

約数ペア:

[(1, 218102830), (2, 109051415), (5, 43620566), (10, 21810283), (11, 19827530), (22, 9913765), (55, 3965506), (73, 2987710), (110, 1982753), (146, 1493855), (157, 1389190), (173, 1260710), (314, 694595), (346, 630355), (365, 597542), (730, 298771), (785, 277838), (803, 271610), (865, 252142), (1570, 138919), (1606, 135805), (1727, 126290), (1730, 126071), (1903, 114610), (3454, 63145), (3806, 57305), (4015, 54322), (8030, 27161), (8635, 25258), (9515, 22922), (11461, 19030), (12629, 17270)]