257735736

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{631}}^1$

素因数の和:738

約数の個数: 128

約数和(自身を含む): 752332800

約数和(自身を除く): 494597064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 61, 62, 72, 93, 108, 122, 124, 183, 186, 216, 244, 248, 279, 366, 372, 488, 549, 558, 631, 732, 744, 837, 1098, 1116, 1262, 1464, 1647, 1674, 1891, 1893, 2196, 2232, 2524, 3294, 3348, 3782, 3786, 4392, 5048, 5673, 5679, 6588, 6696, 7564, 7572, 11346, 11358, 13176, 15128, 15144, 17019, 17037, 19561, 22692, 22716, 34038, 34074, 38491, 39122, 45384, 45432, 51057, 58683, 68076, 68148, 76982, 78244, 102114, 115473, 117366, 136152, 136296, 153964, 156488, 176049, 204228, 230946, 234732, 307928, 346419, 352098, 408456, 461892, 469464, 528147, 692838, 704196, 923784, 1039257, 1056294, 1193221, 1385676, 1408392, 2078514, 2112588, 2386442, 2771352, 3579663, 4157028, 4225176, 4772884, 7159326, 8314056, 9545768, 10738989, 14318652, 21477978, 28637304, 32216967, 42955956, 64433934, 85911912, 128867868, 257735736]

約数ペア:

[(1, 257735736), (2, 128867868), (3, 85911912), (4, 64433934), (6, 42955956), (8, 32216967), (9, 28637304), (12, 21477978), (18, 14318652), (24, 10738989), (27, 9545768), (31, 8314056), (36, 7159326), (54, 4772884), (61, 4225176), (62, 4157028), (72, 3579663), (93, 2771352), (108, 2386442), (122, 2112588), (124, 2078514), (183, 1408392), (186, 1385676), (216, 1193221), (244, 1056294), (248, 1039257), (279, 923784), (366, 704196), (372, 692838), (488, 528147), (549, 469464), (558, 461892), (631, 408456), (732, 352098), (744, 346419), (837, 307928), (1098, 234732), (1116, 230946), (1262, 204228), (1464, 176049), (1647, 156488), (1674, 153964), (1891, 136296), (1893, 136152), (2196, 117366), (2232, 115473), (2524, 102114), (3294, 78244), (3348, 76982), (3782, 68148), (3786, 68076), (4392, 58683), (5048, 51057), (5673, 45432), (5679, 45384), (6588, 39122), (6696, 38491), (7564, 34074), (7572, 34038), (11346, 22716), (11358, 22692), (13176, 19561), (15128, 17037), (15144, 17019)]