128213976

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25561}}^1$

素因数の和:25600

約数の個数: 64

約数和(自身を含む): 368092800

約数和(自身を除く): 239878824

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 44, 57, 66, 76, 88, 114, 132, 152, 209, 228, 264, 418, 456, 627, 836, 1254, 1672, 2508, 5016, 25561, 51122, 76683, 102244, 153366, 204488, 281171, 306732, 485659, 562342, 613464, 843513, 971318, 1124684, 1456977, 1687026, 1942636, 2249368, 2913954, 3374052, 3885272, 5342249, 5827908, 6748104, 10684498, 11655816, 16026747, 21368996, 32053494, 42737992, 64106988, 128213976]

約数ペア:

[(1, 128213976), (2, 64106988), (3, 42737992), (4, 32053494), (6, 21368996), (8, 16026747), (11, 11655816), (12, 10684498), (19, 6748104), (22, 5827908), (24, 5342249), (33, 3885272), (38, 3374052), (44, 2913954), (57, 2249368), (66, 1942636), (76, 1687026), (88, 1456977), (114, 1124684), (132, 971318), (152, 843513), (209, 613464), (228, 562342), (264, 485659), (418, 306732), (456, 281171), (627, 204488), (836, 153366), (1254, 102244), (1672, 76683), (2508, 51122), (5016, 25561)]