206698700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 522633216

約数和(自身を除く): 315934516

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 31, 46, 50, 52, 62, 65, 92, 100, 115, 124, 130, 155, 223, 230, 260, 299, 310, 325, 403, 446, 460, 575, 598, 620, 650, 713, 775, 806, 892, 1115, 1150, 1196, 1300, 1426, 1495, 1550, 1612, 2015, 2230, 2300, 2852, 2899, 2990, 3100, 3565, 4030, 4460, 5129, 5575, 5798, 5980, 6913, 7130, 7475, 8060, 9269, 10075, 10258, 11150, 11596, 13826, 14260, 14495, 14950, 17825, 18538, 20150, 20516, 22300, 25645, 27652, 28990, 29900, 34565, 35650, 37076, 40300, 46345, 51290, 57980, 66677, 69130, 71300, 72475, 89869, 92690, 102580, 128225, 133354, 138260, 144950, 158999, 172825, 179738, 185380, 231725, 256450, 266708, 289900, 317998, 333385, 345650, 359476, 449345, 463450, 512900, 635996, 666770, 691300, 794995, 898690, 926900, 1333540, 1589990, 1666925, 1797380, 2066987, 2246725, 3179980, 3333850, 3974975, 4133974, 4493450, 6667700, 7949950, 8267948, 8986900, 10334935, 15899900, 20669870, 41339740, 51674675, 103349350, 206698700]

約数ペア:

[(1, 206698700), (2, 103349350), (4, 51674675), (5, 41339740), (10, 20669870), (13, 15899900), (20, 10334935), (23, 8986900), (25, 8267948), (26, 7949950), (31, 6667700), (46, 4493450), (50, 4133974), (52, 3974975), (62, 3333850), (65, 3179980), (92, 2246725), (100, 2066987), (115, 1797380), (124, 1666925), (130, 1589990), (155, 1333540), (223, 926900), (230, 898690), (260, 794995), (299, 691300), (310, 666770), (325, 635996), (403, 512900), (446, 463450), (460, 449345), (575, 359476), (598, 345650), (620, 333385), (650, 317998), (713, 289900), (775, 266708), (806, 256450), (892, 231725), (1115, 185380), (1150, 179738), (1196, 172825), (1300, 158999), (1426, 144950), (1495, 138260), (1550, 133354), (1612, 128225), (2015, 102580), (2230, 92690), (2300, 89869), (2852, 72475), (2899, 71300), (2990, 69130), (3100, 66677), (3565, 57980), (4030, 51290), (4460, 46345), (5129, 40300), (5575, 37076), (5798, 35650), (5980, 34565), (6913, 29900), (7130, 28990), (7475, 27652), (8060, 25645), (9269, 22300), (10075, 20516), (10258, 20150), (11150, 18538), (11596, 17825), (13826, 14950), (14260, 14495)]