198624780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47977}}^1$

素因数の和:48015

約数の個数: 72

約数和(自身を含む): 628703712

約数和(自身を除く): 430078932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 47977, 95954, 143931, 191908, 239885, 287862, 431793, 479770, 575724, 719655, 863586, 959540, 1103471, 1439310, 1727172, 2158965, 2206942, 2878620, 3310413, 4317930, 4413884, 5517355, 6620826, 8635860, 9931239, 11034710, 13241652, 16552065, 19862478, 22069420, 33104130, 39724956, 49656195, 66208260, 99312390, 198624780]

約数ペア:

[(1, 198624780), (2, 99312390), (3, 66208260), (4, 49656195), (5, 39724956), (6, 33104130), (9, 22069420), (10, 19862478), (12, 16552065), (15, 13241652), (18, 11034710), (20, 9931239), (23, 8635860), (30, 6620826), (36, 5517355), (45, 4413884), (46, 4317930), (60, 3310413), (69, 2878620), (90, 2206942), (92, 2158965), (115, 1727172), (138, 1439310), (180, 1103471), (207, 959540), (230, 863586), (276, 719655), (345, 575724), (414, 479770), (460, 431793), (690, 287862), (828, 239885), (1035, 191908), (1380, 143931), (2070, 95954), (4140, 47977)]