211267420

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:169

約数の個数: 192

約数和(自身を含む): 587059200

約数和(自身を除く): 375791780

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 49, 52, 65, 70, 91, 92, 98, 103, 115, 130, 140, 161, 182, 196, 206, 230, 245, 260, 299, 322, 343, 364, 412, 455, 460, 490, 515, 598, 637, 644, 686, 721, 805, 910, 980, 1030, 1127, 1196, 1274, 1339, 1372, 1442, 1495, 1610, 1715, 1820, 2060, 2093, 2254, 2369, 2548, 2678, 2884, 2990, 3185, 3220, 3430, 3605, 4186, 4459, 4508, 4738, 5047, 5356, 5635, 5980, 6370, 6695, 6860, 7210, 7889, 8372, 8918, 9373, 9476, 10094, 10465, 11270, 11845, 12740, 13390, 14420, 14651, 15778, 16583, 17836, 18746, 20188, 20930, 22295, 22540, 23690, 25235, 26780, 29302, 30797, 31556, 33166, 35329, 37492, 39445, 41860, 44590, 46865, 47380, 50470, 58604, 61594, 65611, 66332, 70658, 73255, 78890, 82915, 89180, 93730, 100940, 102557, 116081, 123188, 131222, 141316, 146510, 153985, 157780, 165830, 176645, 187460, 205114, 215579, 232162, 262444, 293020, 307970, 328055, 331660, 353290, 410228, 431158, 459277, 464324, 512785, 580405, 615940, 656110, 706580, 812567, 862316, 918554, 1025570, 1077895, 1160810, 1312220, 1509053, 1625134, 1837108, 2051140, 2155790, 2296385, 2321620, 3018106, 3250268, 4062835, 4311580, 4592770, 6036212, 7545265, 8125670, 9185540, 10563371, 15090530, 16251340, 21126742, 30181060, 42253484, 52816855, 105633710, 211267420]

約数ペア:

[(1, 211267420), (2, 105633710), (4, 52816855), (5, 42253484), (7, 30181060), (10, 21126742), (13, 16251340), (14, 15090530), (20, 10563371), (23, 9185540), (26, 8125670), (28, 7545265), (35, 6036212), (46, 4592770), (49, 4311580), (52, 4062835), (65, 3250268), (70, 3018106), (91, 2321620), (92, 2296385), (98, 2155790), (103, 2051140), (115, 1837108), (130, 1625134), (140, 1509053), (161, 1312220), (182, 1160810), (196, 1077895), (206, 1025570), (230, 918554), (245, 862316), (260, 812567), (299, 706580), (322, 656110), (343, 615940), (364, 580405), (412, 512785), (455, 464324), (460, 459277), (490, 431158), (515, 410228), (598, 353290), (637, 331660), (644, 328055), (686, 307970), (721, 293020), (805, 262444), (910, 232162), (980, 215579), (1030, 205114), (1127, 187460), (1196, 176645), (1274, 165830), (1339, 157780), (1372, 153985), (1442, 146510), (1495, 141316), (1610, 131222), (1715, 123188), (1820, 116081), (2060, 102557), (2093, 100940), (2254, 93730), (2369, 89180), (2548, 82915), (2678, 78890), (2884, 73255), (2990, 70658), (3185, 66332), (3220, 65611), (3430, 61594), (3605, 58604), (4186, 50470), (4459, 47380), (4508, 46865), (4738, 44590), (5047, 41860), (5356, 39445), (5635, 37492), (5980, 35329), (6370, 33166), (6695, 31556), (6860, 30797), (7210, 29302), (7889, 26780), (8372, 25235), (8918, 23690), (9373, 22540), (9476, 22295), (10094, 20930), (10465, 20188), (11270, 18746), (11845, 17836), (12740, 16583), (13390, 15778), (14420, 14651)]