28080772452

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{345601}}^1$

素因数の和:345709

約数の個数: 72

約数和(自身を含む): 74095686392

約数和(自身を除く): 46014913940

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 61, 74, 111, 122, 148, 183, 222, 244, 333, 366, 444, 549, 666, 732, 1098, 1332, 2196, 2257, 4514, 6771, 9028, 13542, 20313, 27084, 40626, 81252, 345601, 691202, 1036803, 1382404, 2073606, 3110409, 4147212, 6220818, 12441636, 12787237, 21081661, 25574474, 38361711, 42163322, 51148948, 63244983, 76723422, 84326644, 115085133, 126489966, 153446844, 189734949, 230170266, 252979932, 379469898, 460340532, 758939796, 780021457, 1560042914, 2340064371, 3120085828, 4680128742, 7020193113, 9360257484, 14040386226, 28080772452]

約数ペア:

[(1, 28080772452), (2, 14040386226), (3, 9360257484), (4, 7020193113), (6, 4680128742), (9, 3120085828), (12, 2340064371), (18, 1560042914), (36, 780021457), (37, 758939796), (61, 460340532), (74, 379469898), (111, 252979932), (122, 230170266), (148, 189734949), (183, 153446844), (222, 126489966), (244, 115085133), (333, 84326644), (366, 76723422), (444, 63244983), (549, 51148948), (666, 42163322), (732, 38361711), (1098, 25574474), (1332, 21081661), (2196, 12787237), (2257, 12441636), (4514, 6220818), (6771, 4147212), (9028, 3110409), (13542, 2073606), (20313, 1382404), (27084, 1036803), (40626, 691202), (81252, 345601)]