30388904

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^4\times {\mathrm{19}}^1$

素因数の和:84

約数の個数: 80

約数和(自身を含む): 74258400

約数和(自身を除く): 43869496

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 169, 182, 247, 266, 338, 364, 494, 532, 676, 728, 988, 1064, 1183, 1352, 1729, 1976, 2197, 2366, 3211, 3458, 4394, 4732, 6422, 6916, 8788, 9464, 12844, 13832, 15379, 17576, 22477, 25688, 28561, 30758, 41743, 44954, 57122, 61516, 83486, 89908, 114244, 123032, 166972, 179816, 199927, 228488, 292201, 333944, 399854, 542659, 584402, 799708, 1085318, 1168804, 1599416, 2170636, 2337608, 3798613, 4341272, 7597226, 15194452, 30388904]

約数ペア:

[(1, 30388904), (2, 15194452), (4, 7597226), (7, 4341272), (8, 3798613), (13, 2337608), (14, 2170636), (19, 1599416), (26, 1168804), (28, 1085318), (38, 799708), (52, 584402), (56, 542659), (76, 399854), (91, 333944), (104, 292201), (133, 228488), (152, 199927), (169, 179816), (182, 166972), (247, 123032), (266, 114244), (338, 89908), (364, 83486), (494, 61516), (532, 57122), (676, 44954), (728, 41743), (988, 30758), (1064, 28561), (1183, 25688), (1352, 22477), (1729, 17576), (1976, 15379), (2197, 13832), (2366, 12844), (3211, 9464), (3458, 8788), (4394, 6916), (4732, 6422)]