257932896

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:229

約数の個数: 192

約数和(自身を含む): 772208640

約数和(自身を除く): 514275744

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 59, 62, 78, 93, 96, 104, 113, 118, 124, 156, 177, 186, 208, 226, 236, 248, 312, 339, 354, 372, 403, 416, 452, 472, 496, 624, 678, 708, 744, 767, 806, 904, 944, 992, 1209, 1248, 1356, 1416, 1469, 1488, 1534, 1612, 1808, 1829, 1888, 2301, 2418, 2712, 2832, 2938, 2976, 3068, 3224, 3503, 3616, 3658, 4407, 4602, 4836, 5424, 5487, 5664, 5876, 6136, 6448, 6667, 7006, 7316, 8814, 9204, 9672, 10509, 10848, 10974, 11752, 12272, 12896, 13334, 14012, 14632, 17628, 18408, 19344, 20001, 21018, 21948, 23504, 23777, 24544, 26668, 28024, 29264, 35256, 36816, 38688, 40002, 42036, 43896, 45539, 47008, 47554, 53336, 56048, 58528, 70512, 71331, 73632, 80004, 84072, 86671, 87792, 91078, 95108, 106672, 112096, 136617, 141024, 142662, 160008, 168144, 173342, 175584, 182156, 190216, 206677, 213344, 260013, 273234, 285324, 320016, 336288, 346684, 364312, 380432, 413354, 520026, 546468, 570648, 620031, 640032, 693368, 728624, 760864, 826708, 1040052, 1092936, 1141296, 1240062, 1386736, 1457248, 1653416, 2080104, 2185872, 2282592, 2480124, 2686801, 2773472, 3306832, 4160208, 4371744, 4960248, 5373602, 6613664, 8060403, 8320416, 9920496, 10747204, 16120806, 19840992, 21494408, 32241612, 42988816, 64483224, 85977632, 128966448, 257932896]

約数ペア:

[(1, 257932896), (2, 128966448), (3, 85977632), (4, 64483224), (6, 42988816), (8, 32241612), (12, 21494408), (13, 19840992), (16, 16120806), (24, 10747204), (26, 9920496), (31, 8320416), (32, 8060403), (39, 6613664), (48, 5373602), (52, 4960248), (59, 4371744), (62, 4160208), (78, 3306832), (93, 2773472), (96, 2686801), (104, 2480124), (113, 2282592), (118, 2185872), (124, 2080104), (156, 1653416), (177, 1457248), (186, 1386736), (208, 1240062), (226, 1141296), (236, 1092936), (248, 1040052), (312, 826708), (339, 760864), (354, 728624), (372, 693368), (403, 640032), (416, 620031), (452, 570648), (472, 546468), (496, 520026), (624, 413354), (678, 380432), (708, 364312), (744, 346684), (767, 336288), (806, 320016), (904, 285324), (944, 273234), (992, 260013), (1209, 213344), (1248, 206677), (1356, 190216), (1416, 182156), (1469, 175584), (1488, 173342), (1534, 168144), (1612, 160008), (1808, 142662), (1829, 141024), (1888, 136617), (2301, 112096), (2418, 106672), (2712, 95108), (2832, 91078), (2938, 87792), (2976, 86671), (3068, 84072), (3224, 80004), (3503, 73632), (3616, 71331), (3658, 70512), (4407, 58528), (4602, 56048), (4836, 53336), (5424, 47554), (5487, 47008), (5664, 45539), (5876, 43896), (6136, 42036), (6448, 40002), (6667, 38688), (7006, 36816), (7316, 35256), (8814, 29264), (9204, 28024), (9672, 26668), (10509, 24544), (10848, 23777), (10974, 23504), (11752, 21948), (12272, 21018), (12896, 20001), (13334, 19344), (14012, 18408), (14632, 17628)]