1057407520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^2$

素因数の和:136

約数の個数: 216

約数和(自身を含む): 2905990668

約数和(自身を除く): 1848583148

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 31, 32, 40, 46, 52, 62, 65, 80, 92, 104, 115, 124, 130, 155, 160, 184, 208, 230, 248, 260, 299, 310, 368, 403, 416, 460, 496, 520, 529, 598, 620, 713, 736, 806, 920, 961, 992, 1040, 1058, 1196, 1240, 1426, 1495, 1612, 1840, 1922, 2015, 2080, 2116, 2392, 2480, 2645, 2852, 2990, 3224, 3565, 3680, 3844, 4030, 4232, 4784, 4805, 4960, 5290, 5704, 5980, 6448, 6877, 7130, 7688, 8060, 8464, 9269, 9568, 9610, 10580, 11408, 11960, 12493, 12896, 13754, 14260, 15376, 16120, 16399, 16928, 18538, 19220, 21160, 22103, 22816, 23920, 24986, 27508, 28520, 30752, 32240, 32798, 34385, 37076, 38440, 42320, 44206, 46345, 47840, 49972, 55016, 57040, 62465, 64480, 65596, 68770, 74152, 76880, 81995, 84640, 88412, 92690, 99944, 110032, 110515, 114080, 124930, 131192, 137540, 148304, 153760, 163990, 176824, 185380, 199888, 213187, 220064, 221030, 249860, 262384, 275080, 287339, 296608, 327980, 353648, 370760, 399776, 426374, 442060, 499720, 508369, 524768, 550160, 574678, 655960, 707296, 741520, 852748, 884120, 999440, 1016738, 1065935, 1100320, 1149356, 1311920, 1436695, 1483040, 1705496, 1768240, 1998880, 2033476, 2131870, 2298712, 2541845, 2623840, 2873390, 3410992, 3536480, 4066952, 4263740, 4597424, 5083690, 5746780, 6608797, 6821984, 8133904, 8527480, 9194848, 10167380, 11493560, 13217594, 16267808, 17054960, 20334760, 22987120, 26435188, 33043985, 34109920, 40669520, 45974240, 52870376, 66087970, 81339040, 105740752, 132175940, 211481504, 264351880, 528703760, 1057407520]

約数ペア:

[(1, 1057407520), (2, 528703760), (4, 264351880), (5, 211481504), (8, 132175940), (10, 105740752), (13, 81339040), (16, 66087970), (20, 52870376), (23, 45974240), (26, 40669520), (31, 34109920), (32, 33043985), (40, 26435188), (46, 22987120), (52, 20334760), (62, 17054960), (65, 16267808), (80, 13217594), (92, 11493560), (104, 10167380), (115, 9194848), (124, 8527480), (130, 8133904), (155, 6821984), (160, 6608797), (184, 5746780), (208, 5083690), (230, 4597424), (248, 4263740), (260, 4066952), (299, 3536480), (310, 3410992), (368, 2873390), (403, 2623840), (416, 2541845), (460, 2298712), (496, 2131870), (520, 2033476), (529, 1998880), (598, 1768240), (620, 1705496), (713, 1483040), (736, 1436695), (806, 1311920), (920, 1149356), (961, 1100320), (992, 1065935), (1040, 1016738), (1058, 999440), (1196, 884120), (1240, 852748), (1426, 741520), (1495, 707296), (1612, 655960), (1840, 574678), (1922, 550160), (2015, 524768), (2080, 508369), (2116, 499720), (2392, 442060), (2480, 426374), (2645, 399776), (2852, 370760), (2990, 353648), (3224, 327980), (3565, 296608), (3680, 287339), (3844, 275080), (4030, 262384), (4232, 249860), (4784, 221030), (4805, 220064), (4960, 213187), (5290, 199888), (5704, 185380), (5980, 176824), (6448, 163990), (6877, 153760), (7130, 148304), (7688, 137540), (8060, 131192), (8464, 124930), (9269, 114080), (9568, 110515), (9610, 110032), (10580, 99944), (11408, 92690), (11960, 88412), (12493, 84640), (12896, 81995), (13754, 76880), (14260, 74152), (15376, 68770), (16120, 65596), (16399, 64480), (16928, 62465), (18538, 57040), (19220, 55016), (21160, 49972), (22103, 47840), (22816, 46345), (23920, 44206), (24986, 42320), (27508, 38440), (28520, 37076), (30752, 34385), (32240, 32798)]