389979576

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2659}}^1$

素因数の和:2778

約数の個数: 128

約数和(自身を含む): 1251264000

約数和(自身を除く): 861284424

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 97, 108, 126, 168, 189, 194, 216, 252, 291, 378, 388, 504, 582, 679, 756, 776, 873, 1164, 1358, 1512, 1746, 2037, 2328, 2619, 2659, 2716, 3492, 4074, 5238, 5318, 5432, 6111, 6984, 7977, 8148, 10476, 10636, 12222, 15954, 16296, 18333, 18613, 20952, 21272, 23931, 24444, 31908, 36666, 37226, 47862, 48888, 55839, 63816, 71793, 73332, 74452, 95724, 111678, 143586, 146664, 148904, 167517, 191448, 223356, 257923, 287172, 335034, 446712, 502551, 515846, 574344, 670068, 773769, 1005102, 1031692, 1340136, 1547538, 1805461, 2010204, 2063384, 2321307, 3095076, 3610922, 4020408, 4642614, 5416383, 6190152, 6963921, 7221844, 9285228, 10832766, 13927842, 14443688, 16249149, 18570456, 21665532, 27855684, 32498298, 43331064, 48747447, 55711368, 64996596, 97494894, 129993192, 194989788, 389979576]

約数ペア:

[(1, 389979576), (2, 194989788), (3, 129993192), (4, 97494894), (6, 64996596), (7, 55711368), (8, 48747447), (9, 43331064), (12, 32498298), (14, 27855684), (18, 21665532), (21, 18570456), (24, 16249149), (27, 14443688), (28, 13927842), (36, 10832766), (42, 9285228), (54, 7221844), (56, 6963921), (63, 6190152), (72, 5416383), (84, 4642614), (97, 4020408), (108, 3610922), (126, 3095076), (168, 2321307), (189, 2063384), (194, 2010204), (216, 1805461), (252, 1547538), (291, 1340136), (378, 1031692), (388, 1005102), (504, 773769), (582, 670068), (679, 574344), (756, 515846), (776, 502551), (873, 446712), (1164, 335034), (1358, 287172), (1512, 257923), (1746, 223356), (2037, 191448), (2328, 167517), (2619, 148904), (2659, 146664), (2716, 143586), (3492, 111678), (4074, 95724), (5238, 74452), (5318, 73332), (5432, 71793), (6111, 63816), (6984, 55839), (7977, 48888), (8148, 47862), (10476, 37226), (10636, 36666), (12222, 31908), (15954, 24444), (16296, 23931), (18333, 21272), (18613, 20952)]