210943172

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 422301600

約数和(自身を除く): 211358428

約数列:

[1, 2, 4, 11, 22, 44, 59, 83, 89, 118, 121, 166, 178, 236, 242, 332, 356, 484, 649, 913, 979, 1298, 1826, 1958, 2596, 3652, 3916, 4897, 5251, 7139, 7387, 9794, 10043, 10502, 10769, 14278, 14774, 19588, 20086, 21004, 21538, 28556, 29548, 40172, 43076, 53867, 57761, 81257, 107734, 115522, 162514, 215468, 231044, 325028, 435833, 592537, 635371, 871666, 893827, 1185074, 1270742, 1743332, 1787654, 2370148, 2541484, 3575308, 4794163, 9588326, 19176652, 52735793, 105471586, 210943172]

約数ペア:

[(1, 210943172), (2, 105471586), (4, 52735793), (11, 19176652), (22, 9588326), (44, 4794163), (59, 3575308), (83, 2541484), (89, 2370148), (118, 1787654), (121, 1743332), (166, 1270742), (178, 1185074), (236, 893827), (242, 871666), (332, 635371), (356, 592537), (484, 435833), (649, 325028), (913, 231044), (979, 215468), (1298, 162514), (1826, 115522), (1958, 107734), (2596, 81257), (3652, 57761), (3916, 53867), (4897, 43076), (5251, 40172), (7139, 29548), (7387, 28556), (9794, 21538), (10043, 21004), (10502, 20086), (10769, 19588), (14278, 14774)]