219314920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{401}}^1$

素因数の和:547

約数の個数: 96

約数和(自身を含む): 548561160

約数和(自身を除く): 329246240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 113, 121, 220, 226, 242, 401, 440, 452, 484, 565, 605, 802, 904, 968, 1130, 1210, 1243, 1604, 2005, 2260, 2420, 2486, 3208, 4010, 4411, 4520, 4840, 4972, 6215, 8020, 8822, 9944, 12430, 13673, 16040, 17644, 22055, 24860, 27346, 35288, 44110, 45313, 48521, 49720, 54692, 68365, 88220, 90626, 97042, 109384, 136730, 176440, 181252, 194084, 226565, 242605, 273460, 362504, 388168, 453130, 485210, 498443, 546920, 906260, 970420, 996886, 1812520, 1940840, 1993772, 2492215, 3987544, 4984430, 5482873, 9968860, 10965746, 19937720, 21931492, 27414365, 43862984, 54828730, 109657460, 219314920]

約数ペア:

[(1, 219314920), (2, 109657460), (4, 54828730), (5, 43862984), (8, 27414365), (10, 21931492), (11, 19937720), (20, 10965746), (22, 9968860), (40, 5482873), (44, 4984430), (55, 3987544), (88, 2492215), (110, 1993772), (113, 1940840), (121, 1812520), (220, 996886), (226, 970420), (242, 906260), (401, 546920), (440, 498443), (452, 485210), (484, 453130), (565, 388168), (605, 362504), (802, 273460), (904, 242605), (968, 226565), (1130, 194084), (1210, 181252), (1243, 176440), (1604, 136730), (2005, 109384), (2260, 97042), (2420, 90626), (2486, 88220), (3208, 68365), (4010, 54692), (4411, 49720), (4520, 48521), (4840, 45313), (4972, 44110), (6215, 35288), (8020, 27346), (8822, 24860), (9944, 22055), (12430, 17644), (13673, 16040)]