320126972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{16649}}^1$

素因数の和:16706

約数の個数: 48

約数和(自身を含む): 671328000

約数和(自身を除く): 351201028

約数列:

[1, 2, 4, 11, 19, 22, 23, 38, 44, 46, 76, 92, 209, 253, 418, 437, 506, 836, 874, 1012, 1748, 4807, 9614, 16649, 19228, 33298, 66596, 183139, 316331, 366278, 382927, 632662, 732556, 765854, 1265324, 1531708, 3479641, 4212197, 6959282, 7275613, 8424394, 13918564, 14551226, 16848788, 29102452, 80031743, 160063486, 320126972]

約数ペア:

[(1, 320126972), (2, 160063486), (4, 80031743), (11, 29102452), (19, 16848788), (22, 14551226), (23, 13918564), (38, 8424394), (44, 7275613), (46, 6959282), (76, 4212197), (92, 3479641), (209, 1531708), (253, 1265324), (418, 765854), (437, 732556), (506, 632662), (836, 382927), (874, 366278), (1012, 316331), (1748, 183139), (4807, 66596), (9614, 33298), (16649, 19228)]