163745648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2129}}^1$

素因数の和:2190

約数の個数: 80

約数和(自身を含む): 380332800

約数和(自身を除く): 216587152

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 23, 38, 44, 46, 76, 88, 92, 152, 176, 184, 209, 253, 304, 368, 418, 437, 506, 836, 874, 1012, 1672, 1748, 2024, 2129, 3344, 3496, 4048, 4258, 4807, 6992, 8516, 9614, 17032, 19228, 23419, 34064, 38456, 40451, 46838, 48967, 76912, 80902, 93676, 97934, 161804, 187352, 195868, 323608, 374704, 391736, 444961, 538637, 647216, 783472, 889922, 930373, 1077274, 1779844, 1860746, 2154548, 3559688, 3721492, 4309096, 7119376, 7442984, 8618192, 10234103, 14885968, 20468206, 40936412, 81872824, 163745648]

約数ペア:

[(1, 163745648), (2, 81872824), (4, 40936412), (8, 20468206), (11, 14885968), (16, 10234103), (19, 8618192), (22, 7442984), (23, 7119376), (38, 4309096), (44, 3721492), (46, 3559688), (76, 2154548), (88, 1860746), (92, 1779844), (152, 1077274), (176, 930373), (184, 889922), (209, 783472), (253, 647216), (304, 538637), (368, 444961), (418, 391736), (437, 374704), (506, 323608), (836, 195868), (874, 187352), (1012, 161804), (1672, 97934), (1748, 93676), (2024, 80902), (2129, 76912), (3344, 48967), (3496, 46838), (4048, 40451), (4258, 38456), (4807, 34064), (6992, 23419), (8516, 19228), (9614, 17032)]