30755984

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:280

約数の個数: 80

約数和(自身を含む): 72912000

約数和(自身を除く): 42156016

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 97, 112, 133, 149, 152, 194, 266, 298, 304, 388, 532, 596, 679, 776, 1043, 1064, 1192, 1358, 1552, 1843, 2086, 2128, 2384, 2716, 2831, 3686, 4172, 5432, 5662, 7372, 8344, 10864, 11324, 12901, 14453, 14744, 16688, 19817, 22648, 25802, 28906, 29488, 39634, 45296, 51604, 57812, 79268, 101171, 103208, 115624, 158536, 202342, 206416, 231248, 274607, 317072, 404684, 549214, 809368, 1098428, 1618736, 1922249, 2196856, 3844498, 4393712, 7688996, 15377992, 30755984]

約数ペア:

[(1, 30755984), (2, 15377992), (4, 7688996), (7, 4393712), (8, 3844498), (14, 2196856), (16, 1922249), (19, 1618736), (28, 1098428), (38, 809368), (56, 549214), (76, 404684), (97, 317072), (112, 274607), (133, 231248), (149, 206416), (152, 202342), (194, 158536), (266, 115624), (298, 103208), (304, 101171), (388, 79268), (532, 57812), (596, 51604), (679, 45296), (776, 39634), (1043, 29488), (1064, 28906), (1192, 25802), (1358, 22648), (1552, 19817), (1843, 16688), (2086, 14744), (2128, 14453), (2384, 12901), (2716, 11324), (2831, 10864), (3686, 8344), (4172, 7372), (5432, 5662)]