28783040

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:95

約数の個数: 224

約数和(自身を含む): 87562944

約数和(自身を除く): 58779904

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 26, 32, 34, 37, 40, 44, 52, 55, 64, 65, 68, 74, 80, 85, 88, 104, 110, 130, 136, 143, 148, 160, 170, 176, 185, 187, 208, 220, 221, 260, 272, 286, 296, 320, 340, 352, 370, 374, 407, 416, 440, 442, 481, 520, 544, 572, 592, 629, 680, 704, 715, 740, 748, 814, 832, 880, 884, 935, 962, 1040, 1088, 1105, 1144, 1184, 1258, 1360, 1430, 1480, 1496, 1628, 1760, 1768, 1870, 1924, 2035, 2080, 2210, 2288, 2368, 2405, 2431, 2516, 2720, 2860, 2960, 2992, 3145, 3256, 3520, 3536, 3740, 3848, 4070, 4160, 4420, 4576, 4810, 4862, 5032, 5291, 5440, 5720, 5920, 5984, 6290, 6512, 6919, 7072, 7480, 7696, 8140, 8177, 8840, 9152, 9620, 9724, 10064, 10582, 11440, 11840, 11968, 12155, 12580, 13024, 13838, 14144, 14960, 15392, 16280, 16354, 17680, 19240, 19448, 20128, 21164, 22880, 24310, 25160, 26048, 26455, 27676, 29920, 30784, 32560, 32708, 34595, 35360, 38480, 38896, 40256, 40885, 42328, 45760, 48620, 50320, 52910, 55352, 59840, 65120, 65416, 69190, 70720, 76960, 77792, 81770, 84656, 89947, 97240, 100640, 105820, 110704, 130240, 130832, 138380, 153920, 155584, 163540, 169312, 179894, 194480, 201280, 211640, 221408, 261664, 276760, 327080, 338624, 359788, 388960, 423280, 442816, 449735, 523328, 553520, 654160, 719576, 777920, 846560, 899470, 1107040, 1308320, 1439152, 1693120, 1798940, 2214080, 2616640, 2878304, 3597880, 5756608, 7195760, 14391520, 28783040]

約数ペア:

[(1, 28783040), (2, 14391520), (4, 7195760), (5, 5756608), (8, 3597880), (10, 2878304), (11, 2616640), (13, 2214080), (16, 1798940), (17, 1693120), (20, 1439152), (22, 1308320), (26, 1107040), (32, 899470), (34, 846560), (37, 777920), (40, 719576), (44, 654160), (52, 553520), (55, 523328), (64, 449735), (65, 442816), (68, 423280), (74, 388960), (80, 359788), (85, 338624), (88, 327080), (104, 276760), (110, 261664), (130, 221408), (136, 211640), (143, 201280), (148, 194480), (160, 179894), (170, 169312), (176, 163540), (185, 155584), (187, 153920), (208, 138380), (220, 130832), (221, 130240), (260, 110704), (272, 105820), (286, 100640), (296, 97240), (320, 89947), (340, 84656), (352, 81770), (370, 77792), (374, 76960), (407, 70720), (416, 69190), (440, 65416), (442, 65120), (481, 59840), (520, 55352), (544, 52910), (572, 50320), (592, 48620), (629, 45760), (680, 42328), (704, 40885), (715, 40256), (740, 38896), (748, 38480), (814, 35360), (832, 34595), (880, 32708), (884, 32560), (935, 30784), (962, 29920), (1040, 27676), (1088, 26455), (1105, 26048), (1144, 25160), (1184, 24310), (1258, 22880), (1360, 21164), (1430, 20128), (1480, 19448), (1496, 19240), (1628, 17680), (1760, 16354), (1768, 16280), (1870, 15392), (1924, 14960), (2035, 14144), (2080, 13838), (2210, 13024), (2288, 12580), (2368, 12155), (2405, 11968), (2431, 11840), (2516, 11440), (2720, 10582), (2860, 10064), (2960, 9724), (2992, 9620), (3145, 9152), (3256, 8840), (3520, 8177), (3536, 8140), (3740, 7696), (3848, 7480), (4070, 7072), (4160, 6919), (4420, 6512), (4576, 6290), (4810, 5984), (4862, 5920), (5032, 5720), (5291, 5440)]