205781472

素因数分解:

$2^5\times 3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:263

約数の個数: 240

約数和(自身を含む): 676190592

約数和(自身を除く): 470409120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 31, 32, 36, 39, 48, 52, 54, 62, 72, 78, 81, 93, 96, 104, 108, 117, 124, 144, 156, 162, 186, 197, 208, 216, 234, 248, 279, 288, 312, 324, 351, 372, 394, 403, 416, 432, 468, 496, 558, 591, 624, 648, 702, 744, 788, 806, 837, 864, 936, 992, 1053, 1116, 1182, 1209, 1248, 1296, 1404, 1488, 1576, 1612, 1674, 1773, 1872, 2106, 2232, 2364, 2418, 2511, 2561, 2592, 2808, 2976, 3152, 3224, 3348, 3546, 3627, 3744, 4212, 4464, 4728, 4836, 5022, 5122, 5319, 5616, 6107, 6304, 6448, 6696, 7092, 7254, 7683, 8424, 8928, 9456, 9672, 10044, 10244, 10638, 10881, 11232, 12214, 12896, 13392, 14184, 14508, 15366, 15957, 16848, 18321, 18912, 19344, 20088, 20488, 21276, 21762, 23049, 24428, 26784, 28368, 29016, 30732, 31914, 32643, 33696, 36642, 38688, 40176, 40976, 42552, 43524, 46098, 48856, 54963, 56736, 58032, 61464, 63828, 65286, 69147, 73284, 79391, 80352, 81952, 85104, 87048, 92196, 97712, 109926, 116064, 122928, 127656, 130572, 138294, 146568, 158782, 164889, 170208, 174096, 184392, 195424, 207441, 219852, 238173, 245856, 255312, 261144, 276588, 293136, 317564, 329778, 348192, 368784, 414882, 439704, 476346, 494667, 510624, 522288, 553176, 586272, 635128, 659556, 714519, 737568, 829764, 879408, 952692, 989334, 1044576, 1106352, 1270256, 1319112, 1429038, 1659528, 1758816, 1905384, 1978668, 2143557, 2212704, 2540512, 2638224, 2858076, 3319056, 3810768, 3957336, 4287114, 5276448, 5716152, 6430671, 6638112, 7621536, 7914672, 8574228, 11432304, 12861342, 15829344, 17148456, 22864608, 25722684, 34296912, 51445368, 68593824, 102890736, 205781472]

約数ペア:

[(1, 205781472), (2, 102890736), (3, 68593824), (4, 51445368), (6, 34296912), (8, 25722684), (9, 22864608), (12, 17148456), (13, 15829344), (16, 12861342), (18, 11432304), (24, 8574228), (26, 7914672), (27, 7621536), (31, 6638112), (32, 6430671), (36, 5716152), (39, 5276448), (48, 4287114), (52, 3957336), (54, 3810768), (62, 3319056), (72, 2858076), (78, 2638224), (81, 2540512), (93, 2212704), (96, 2143557), (104, 1978668), (108, 1905384), (117, 1758816), (124, 1659528), (144, 1429038), (156, 1319112), (162, 1270256), (186, 1106352), (197, 1044576), (208, 989334), (216, 952692), (234, 879408), (248, 829764), (279, 737568), (288, 714519), (312, 659556), (324, 635128), (351, 586272), (372, 553176), (394, 522288), (403, 510624), (416, 494667), (432, 476346), (468, 439704), (496, 414882), (558, 368784), (591, 348192), (624, 329778), (648, 317564), (702, 293136), (744, 276588), (788, 261144), (806, 255312), (837, 245856), (864, 238173), (936, 219852), (992, 207441), (1053, 195424), (1116, 184392), (1182, 174096), (1209, 170208), (1248, 164889), (1296, 158782), (1404, 146568), (1488, 138294), (1576, 130572), (1612, 127656), (1674, 122928), (1773, 116064), (1872, 109926), (2106, 97712), (2232, 92196), (2364, 87048), (2418, 85104), (2511, 81952), (2561, 80352), (2592, 79391), (2808, 73284), (2976, 69147), (3152, 65286), (3224, 63828), (3348, 61464), (3546, 58032), (3627, 56736), (3744, 54963), (4212, 48856), (4464, 46098), (4728, 43524), (4836, 42552), (5022, 40976), (5122, 40176), (5319, 38688), (5616, 36642), (6107, 33696), (6304, 32643), (6448, 31914), (6696, 30732), (7092, 29016), (7254, 28368), (7683, 26784), (8424, 24428), (8928, 23049), (9456, 21762), (9672, 21276), (10044, 20488), (10244, 20088), (10638, 19344), (10881, 18912), (11232, 18321), (12214, 16848), (12896, 15957), (13392, 15366), (14184, 14508)]