30287992

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 68198400

約数和(自身を除く): 37910408

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 73, 124, 146, 217, 239, 248, 292, 434, 478, 511, 584, 868, 956, 1022, 1673, 1736, 1912, 2044, 2263, 3346, 4088, 4526, 6692, 7409, 9052, 13384, 14818, 15841, 17447, 18104, 29636, 31682, 34894, 51863, 59272, 63364, 69788, 103726, 122129, 126728, 139576, 207452, 244258, 414904, 488516, 540857, 977032, 1081714, 2163428, 3785999, 4326856, 7571998, 15143996, 30287992]

約数ペア:

[(1, 30287992), (2, 15143996), (4, 7571998), (7, 4326856), (8, 3785999), (14, 2163428), (28, 1081714), (31, 977032), (56, 540857), (62, 488516), (73, 414904), (124, 244258), (146, 207452), (217, 139576), (239, 126728), (248, 122129), (292, 103726), (434, 69788), (478, 63364), (511, 59272), (584, 51863), (868, 34894), (956, 31682), (1022, 29636), (1673, 18104), (1736, 17447), (1912, 15841), (2044, 14818), (2263, 13384), (3346, 9052), (4088, 7409), (4526, 6692)]