260817700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 216

約数和(自身を含む): 709079616

約数和(自身を除く): 448261916

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 23, 25, 26, 44, 46, 50, 52, 55, 61, 65, 92, 100, 110, 115, 122, 130, 143, 169, 220, 230, 244, 253, 260, 275, 286, 299, 305, 325, 338, 460, 506, 550, 572, 575, 598, 610, 650, 671, 676, 715, 793, 845, 1012, 1100, 1150, 1196, 1220, 1265, 1300, 1342, 1403, 1430, 1495, 1525, 1586, 1690, 1859, 2300, 2530, 2684, 2806, 2860, 2990, 3050, 3172, 3289, 3355, 3380, 3575, 3718, 3887, 3965, 4225, 5060, 5612, 5980, 6100, 6325, 6578, 6710, 7015, 7150, 7436, 7475, 7774, 7930, 8450, 8723, 9295, 10309, 12650, 13156, 13420, 14030, 14300, 14950, 15433, 15548, 15860, 16445, 16775, 16900, 17446, 18239, 18590, 19435, 19825, 20618, 25300, 28060, 29900, 30866, 32890, 33550, 34892, 35075, 36478, 37180, 38870, 39650, 41236, 42757, 43615, 46475, 51545, 61732, 65780, 67100, 70150, 72956, 77165, 77740, 79300, 82225, 85514, 87230, 91195, 92950, 97175, 103090, 113399, 140300, 154330, 164450, 171028, 174460, 182390, 185900, 194350, 200629, 206180, 213785, 218075, 226798, 237107, 257725, 308660, 328900, 364780, 385825, 388700, 401258, 427570, 436150, 453596, 455975, 474214, 515450, 566995, 771650, 802516, 855140, 872300, 911950, 948428, 1003145, 1030900, 1068925, 1133990, 1185535, 1543300, 1823900, 2006290, 2137850, 2267980, 2371070, 2608177, 2834975, 4012580, 4275700, 4742140, 5015725, 5216354, 5669950, 5927675, 10031450, 10432708, 11339900, 11855350, 13040885, 20062900, 23710700, 26081770, 52163540, 65204425, 130408850, 260817700]

約数ペア:

[(1, 260817700), (2, 130408850), (4, 65204425), (5, 52163540), (10, 26081770), (11, 23710700), (13, 20062900), (20, 13040885), (22, 11855350), (23, 11339900), (25, 10432708), (26, 10031450), (44, 5927675), (46, 5669950), (50, 5216354), (52, 5015725), (55, 4742140), (61, 4275700), (65, 4012580), (92, 2834975), (100, 2608177), (110, 2371070), (115, 2267980), (122, 2137850), (130, 2006290), (143, 1823900), (169, 1543300), (220, 1185535), (230, 1133990), (244, 1068925), (253, 1030900), (260, 1003145), (275, 948428), (286, 911950), (299, 872300), (305, 855140), (325, 802516), (338, 771650), (460, 566995), (506, 515450), (550, 474214), (572, 455975), (575, 453596), (598, 436150), (610, 427570), (650, 401258), (671, 388700), (676, 385825), (715, 364780), (793, 328900), (845, 308660), (1012, 257725), (1100, 237107), (1150, 226798), (1196, 218075), (1220, 213785), (1265, 206180), (1300, 200629), (1342, 194350), (1403, 185900), (1430, 182390), (1495, 174460), (1525, 171028), (1586, 164450), (1690, 154330), (1859, 140300), (2300, 113399), (2530, 103090), (2684, 97175), (2806, 92950), (2860, 91195), (2990, 87230), (3050, 85514), (3172, 82225), (3289, 79300), (3355, 77740), (3380, 77165), (3575, 72956), (3718, 70150), (3887, 67100), (3965, 65780), (4225, 61732), (5060, 51545), (5612, 46475), (5980, 43615), (6100, 42757), (6325, 41236), (6578, 39650), (6710, 38870), (7015, 37180), (7150, 36478), (7436, 35075), (7475, 34892), (7774, 33550), (7930, 32890), (8450, 30866), (8723, 29900), (9295, 28060), (10309, 25300), (12650, 20618), (13156, 19825), (13420, 19435), (14030, 18590), (14300, 18239), (14950, 17446), (15433, 16900), (15548, 16775), (15860, 16445)]