128211012

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1$

素因数の和:447

約数の個数: 120

約数和(自身を含む): 359805600

約数和(自身を除く): 231594588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 59, 76, 81, 108, 114, 118, 162, 171, 177, 228, 236, 324, 342, 353, 354, 513, 531, 684, 706, 708, 1026, 1059, 1062, 1121, 1412, 1539, 1593, 2052, 2118, 2124, 2242, 3078, 3177, 3186, 3363, 4236, 4484, 4779, 6156, 6354, 6372, 6707, 6726, 9531, 9558, 10089, 12708, 13414, 13452, 19062, 19116, 20121, 20178, 20827, 26828, 28593, 30267, 38124, 40242, 40356, 41654, 57186, 60363, 60534, 62481, 80484, 83308, 90801, 114372, 120726, 121068, 124962, 181089, 181602, 187443, 241452, 249924, 362178, 363204, 374886, 395713, 543267, 562329, 724356, 749772, 791426, 1086534, 1124658, 1187139, 1582852, 1686987, 2173068, 2249316, 2374278, 3373974, 3561417, 4748556, 6747948, 7122834, 10684251, 14245668, 21368502, 32052753, 42737004, 64105506, 128211012]

約数ペア:

[(1, 128211012), (2, 64105506), (3, 42737004), (4, 32052753), (6, 21368502), (9, 14245668), (12, 10684251), (18, 7122834), (19, 6747948), (27, 4748556), (36, 3561417), (38, 3373974), (54, 2374278), (57, 2249316), (59, 2173068), (76, 1686987), (81, 1582852), (108, 1187139), (114, 1124658), (118, 1086534), (162, 791426), (171, 749772), (177, 724356), (228, 562329), (236, 543267), (324, 395713), (342, 374886), (353, 363204), (354, 362178), (513, 249924), (531, 241452), (684, 187443), (706, 181602), (708, 181089), (1026, 124962), (1059, 121068), (1062, 120726), (1121, 114372), (1412, 90801), (1539, 83308), (1593, 80484), (2052, 62481), (2118, 60534), (2124, 60363), (2242, 57186), (3078, 41654), (3177, 40356), (3186, 40242), (3363, 38124), (4236, 30267), (4484, 28593), (4779, 26828), (6156, 20827), (6354, 20178), (6372, 20121), (6707, 19116), (6726, 19062), (9531, 13452), (9558, 13414), (10089, 12708)]