421477304

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 854409600

約数和(自身を除く): 432932296

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 131, 152, 244, 262, 347, 488, 524, 694, 1048, 1159, 1388, 2318, 2489, 2776, 4636, 4978, 6593, 7991, 9272, 9956, 13186, 15982, 19912, 21167, 26372, 31964, 42334, 45457, 52744, 63928, 84668, 90914, 151829, 169336, 181828, 303658, 363656, 402173, 607316, 804346, 863683, 1214632, 1608692, 1727366, 2772877, 3217384, 3454732, 5545754, 6909464, 11091508, 22183016, 52684663, 105369326, 210738652, 421477304]

約数ペア:

[(1, 421477304), (2, 210738652), (4, 105369326), (8, 52684663), (19, 22183016), (38, 11091508), (61, 6909464), (76, 5545754), (122, 3454732), (131, 3217384), (152, 2772877), (244, 1727366), (262, 1608692), (347, 1214632), (488, 863683), (524, 804346), (694, 607316), (1048, 402173), (1159, 363656), (1388, 303658), (2318, 181828), (2489, 169336), (2776, 151829), (4636, 90914), (4978, 84668), (6593, 63928), (7991, 52744), (9272, 45457), (9956, 42334), (13186, 31964), (15982, 26372), (19912, 21167)]