178341540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9941}}^1$

素因数の和:9989

約数の個数: 96

約数和(自身を含む): 561206016

約数和(自身を除く): 382864476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1196, 1380, 1495, 1794, 2990, 3588, 4485, 5980, 8970, 9941, 17940, 19882, 29823, 39764, 49705, 59646, 99410, 119292, 129233, 149115, 198820, 228643, 258466, 298230, 387699, 457286, 516932, 596460, 646165, 685929, 775398, 914572, 1143215, 1292330, 1371858, 1550796, 1938495, 2286430, 2584660, 2743716, 2972359, 3429645, 3876990, 4572860, 5944718, 6859290, 7753980, 8917077, 11889436, 13718580, 14861795, 17834154, 29723590, 35668308, 44585385, 59447180, 89170770, 178341540]

約数ペア:

[(1, 178341540), (2, 89170770), (3, 59447180), (4, 44585385), (5, 35668308), (6, 29723590), (10, 17834154), (12, 14861795), (13, 13718580), (15, 11889436), (20, 8917077), (23, 7753980), (26, 6859290), (30, 5944718), (39, 4572860), (46, 3876990), (52, 3429645), (60, 2972359), (65, 2743716), (69, 2584660), (78, 2286430), (92, 1938495), (115, 1550796), (130, 1371858), (138, 1292330), (156, 1143215), (195, 914572), (230, 775398), (260, 685929), (276, 646165), (299, 596460), (345, 516932), (390, 457286), (460, 387699), (598, 298230), (690, 258466), (780, 228643), (897, 198820), (1196, 149115), (1380, 129233), (1495, 119292), (1794, 99410), (2990, 59646), (3588, 49705), (4485, 39764), (5980, 29823), (8970, 19882), (9941, 17940)]