221210172

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{523}}^1$

素因数の和:943

約数の個数: 72

約数和(自身を含む): 579837440

約数和(自身を除く): 358627268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 379, 523, 558, 758, 1046, 1116, 1137, 1516, 1569, 2092, 2274, 3138, 3411, 4548, 4707, 6276, 6822, 9414, 11749, 13644, 16213, 18828, 23498, 32426, 35247, 46996, 48639, 64852, 70494, 97278, 105741, 140988, 145917, 194556, 198217, 211482, 291834, 396434, 422964, 583668, 594651, 792868, 1189302, 1783953, 2378604, 3567906, 6144727, 7135812, 12289454, 18434181, 24578908, 36868362, 55302543, 73736724, 110605086, 221210172]

約数ペア:

[(1, 221210172), (2, 110605086), (3, 73736724), (4, 55302543), (6, 36868362), (9, 24578908), (12, 18434181), (18, 12289454), (31, 7135812), (36, 6144727), (62, 3567906), (93, 2378604), (124, 1783953), (186, 1189302), (279, 792868), (372, 594651), (379, 583668), (523, 422964), (558, 396434), (758, 291834), (1046, 211482), (1116, 198217), (1137, 194556), (1516, 145917), (1569, 140988), (2092, 105741), (2274, 97278), (3138, 70494), (3411, 64852), (4548, 48639), (4707, 46996), (6276, 35247), (6822, 32426), (9414, 23498), (11749, 18828), (13644, 16213)]