2221508728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37379}}^1$

素因数の和:37444

約数の個数: 64

約数和(自身を含む): 4844448000

約数和(自身を除く): 2622939272

約数列:

[1, 2, 4, 8, 17, 19, 23, 34, 38, 46, 68, 76, 92, 136, 152, 184, 323, 391, 437, 646, 782, 874, 1292, 1564, 1748, 2584, 3128, 3496, 7429, 14858, 29716, 37379, 59432, 74758, 149516, 299032, 635443, 710201, 859717, 1270886, 1420402, 1719434, 2541772, 2840804, 3438868, 5083544, 5681608, 6877736, 12073417, 14615189, 16334623, 24146834, 29230378, 32669246, 48293668, 58460756, 65338492, 96587336, 116921512, 130676984, 277688591, 555377182, 1110754364, 2221508728]

約数ペア:

[(1, 2221508728), (2, 1110754364), (4, 555377182), (8, 277688591), (17, 130676984), (19, 116921512), (23, 96587336), (34, 65338492), (38, 58460756), (46, 48293668), (68, 32669246), (76, 29230378), (92, 24146834), (136, 16334623), (152, 14615189), (184, 12073417), (323, 6877736), (391, 5681608), (437, 5083544), (646, 3438868), (782, 2840804), (874, 2541772), (1292, 1719434), (1564, 1420402), (1748, 1270886), (2584, 859717), (3128, 710201), (3496, 635443), (7429, 299032), (14858, 149516), (29716, 74758), (37379, 59432)]