108148120

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:548

約数の個数: 64

約数和(自身を含む): 249984000

約数和(自身を除く): 141835880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 127, 244, 254, 305, 349, 488, 508, 610, 635, 698, 1016, 1220, 1270, 1396, 1745, 2440, 2540, 2792, 3490, 5080, 6980, 7747, 13960, 15494, 21289, 30988, 38735, 42578, 44323, 61976, 77470, 85156, 88646, 106445, 154940, 170312, 177292, 212890, 221615, 309880, 354584, 425780, 443230, 851560, 886460, 1772920, 2703703, 5407406, 10814812, 13518515, 21629624, 27037030, 54074060, 108148120]

約数ペア:

[(1, 108148120), (2, 54074060), (4, 27037030), (5, 21629624), (8, 13518515), (10, 10814812), (20, 5407406), (40, 2703703), (61, 1772920), (122, 886460), (127, 851560), (244, 443230), (254, 425780), (305, 354584), (349, 309880), (488, 221615), (508, 212890), (610, 177292), (635, 170312), (698, 154940), (1016, 106445), (1220, 88646), (1270, 85156), (1396, 77470), (1745, 61976), (2440, 44323), (2540, 42578), (2792, 38735), (3490, 30988), (5080, 21289), (6980, 15494), (7747, 13960)]