74154530

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:359

約数の個数: 64

約数和(自身を含む): 149299200

約数和(自身を除く): 75144670

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 71, 95, 115, 142, 190, 230, 239, 355, 437, 478, 710, 874, 1195, 1349, 1633, 2185, 2390, 2698, 3266, 4370, 4541, 5497, 6745, 8165, 9082, 10994, 13490, 16330, 16969, 22705, 27485, 31027, 33938, 45410, 54970, 62054, 84845, 104443, 155135, 169690, 208886, 310270, 322411, 390287, 522215, 644822, 780574, 1044430, 1612055, 1951435, 3224110, 3902870, 7415453, 14830906, 37077265, 74154530]

約数ペア:

[(1, 74154530), (2, 37077265), (5, 14830906), (10, 7415453), (19, 3902870), (23, 3224110), (38, 1951435), (46, 1612055), (71, 1044430), (95, 780574), (115, 644822), (142, 522215), (190, 390287), (230, 322411), (239, 310270), (355, 208886), (437, 169690), (478, 155135), (710, 104443), (874, 84845), (1195, 62054), (1349, 54970), (1633, 45410), (2185, 33938), (2390, 31027), (2698, 27485), (3266, 22705), (4370, 16969), (4541, 16330), (5497, 13490), (6745, 10994), (8165, 9082)]