247732160

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:191

約数の個数: 224

約数和(自身を含む): 700503552

約数和(自身を除く): 452771392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 32, 34, 40, 52, 62, 64, 65, 68, 80, 85, 104, 113, 124, 130, 136, 155, 160, 170, 208, 221, 226, 248, 260, 272, 310, 320, 340, 403, 416, 442, 452, 496, 520, 527, 544, 565, 620, 680, 806, 832, 884, 904, 992, 1040, 1054, 1088, 1105, 1130, 1240, 1360, 1469, 1612, 1768, 1808, 1921, 1984, 2015, 2080, 2108, 2210, 2260, 2480, 2635, 2720, 2938, 3224, 3503, 3536, 3616, 3842, 4030, 4160, 4216, 4420, 4520, 4960, 5270, 5440, 5876, 6448, 6851, 7006, 7072, 7232, 7345, 7684, 8060, 8432, 8840, 9040, 9605, 9920, 10540, 11752, 12896, 13702, 14012, 14144, 14690, 15368, 16120, 16864, 17515, 17680, 18080, 19210, 21080, 23504, 24973, 25792, 27404, 28024, 29380, 30736, 32240, 33728, 34255, 35030, 35360, 36160, 38420, 42160, 45539, 47008, 49946, 54808, 56048, 58760, 59551, 61472, 64480, 68510, 70060, 70720, 76840, 84320, 91078, 94016, 99892, 109616, 112096, 117520, 119102, 122944, 124865, 128960, 137020, 140120, 153680, 168640, 182156, 199784, 219232, 224192, 227695, 235040, 238204, 249730, 274040, 280240, 297755, 307360, 364312, 399568, 438464, 455390, 470080, 476408, 499460, 548080, 560480, 595510, 614720, 728624, 774163, 799136, 910780, 952816, 998920, 1096160, 1120960, 1191020, 1457248, 1548326, 1598272, 1821560, 1905632, 1997840, 2192320, 2382040, 2914496, 3096652, 3643120, 3811264, 3870815, 3995680, 4764080, 6193304, 7286240, 7741630, 7991360, 9528160, 12386608, 14572480, 15483260, 19056320, 24773216, 30966520, 49546432, 61933040, 123866080, 247732160]

約数ペア:

[(1, 247732160), (2, 123866080), (4, 61933040), (5, 49546432), (8, 30966520), (10, 24773216), (13, 19056320), (16, 15483260), (17, 14572480), (20, 12386608), (26, 9528160), (31, 7991360), (32, 7741630), (34, 7286240), (40, 6193304), (52, 4764080), (62, 3995680), (64, 3870815), (65, 3811264), (68, 3643120), (80, 3096652), (85, 2914496), (104, 2382040), (113, 2192320), (124, 1997840), (130, 1905632), (136, 1821560), (155, 1598272), (160, 1548326), (170, 1457248), (208, 1191020), (221, 1120960), (226, 1096160), (248, 998920), (260, 952816), (272, 910780), (310, 799136), (320, 774163), (340, 728624), (403, 614720), (416, 595510), (442, 560480), (452, 548080), (496, 499460), (520, 476408), (527, 470080), (544, 455390), (565, 438464), (620, 399568), (680, 364312), (806, 307360), (832, 297755), (884, 280240), (904, 274040), (992, 249730), (1040, 238204), (1054, 235040), (1088, 227695), (1105, 224192), (1130, 219232), (1240, 199784), (1360, 182156), (1469, 168640), (1612, 153680), (1768, 140120), (1808, 137020), (1921, 128960), (1984, 124865), (2015, 122944), (2080, 119102), (2108, 117520), (2210, 112096), (2260, 109616), (2480, 99892), (2635, 94016), (2720, 91078), (2938, 84320), (3224, 76840), (3503, 70720), (3536, 70060), (3616, 68510), (3842, 64480), (4030, 61472), (4160, 59551), (4216, 58760), (4420, 56048), (4520, 54808), (4960, 49946), (5270, 47008), (5440, 45539), (5876, 42160), (6448, 38420), (6851, 36160), (7006, 35360), (7072, 35030), (7232, 34255), (7345, 33728), (7684, 32240), (8060, 30736), (8432, 29380), (8840, 28024), (9040, 27404), (9605, 25792), (9920, 24973), (10540, 23504), (11752, 21080), (12896, 19210), (13702, 18080), (14012, 17680), (14144, 17515), (14690, 16864), (15368, 16120)]