278764596

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{2293}}^1$

素因数の和:2621

約数の個数: 72

約数和(自身を含む): 771554784

約数和(自身を除く): 492790188

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 307, 396, 614, 921, 1228, 1842, 2293, 2763, 3377, 3684, 4586, 5526, 6754, 6879, 9172, 10131, 11052, 13508, 13758, 20262, 20637, 25223, 27516, 30393, 40524, 41274, 50446, 60786, 75669, 82548, 100892, 121572, 151338, 227007, 302676, 454014, 703951, 908028, 1407902, 2111853, 2815804, 4223706, 6335559, 7743461, 8447412, 12671118, 15486922, 23230383, 25342236, 30973844, 46460766, 69691149, 92921532, 139382298, 278764596]

約数ペア:

[(1, 278764596), (2, 139382298), (3, 92921532), (4, 69691149), (6, 46460766), (9, 30973844), (11, 25342236), (12, 23230383), (18, 15486922), (22, 12671118), (33, 8447412), (36, 7743461), (44, 6335559), (66, 4223706), (99, 2815804), (132, 2111853), (198, 1407902), (307, 908028), (396, 703951), (614, 454014), (921, 302676), (1228, 227007), (1842, 151338), (2293, 121572), (2763, 100892), (3377, 82548), (3684, 75669), (4586, 60786), (5526, 50446), (6754, 41274), (6879, 40524), (9172, 30393), (10131, 27516), (11052, 25223), (13508, 20637), (13758, 20262)]