23418720

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:179

約数の個数: 240

約数和(自身を含む): 89646480

約数和(自身を除く): 66227760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 139, 144, 156, 160, 162, 180, 195, 208, 216, 234, 240, 260, 270, 278, 288, 312, 324, 351, 360, 390, 405, 416, 417, 432, 468, 480, 520, 540, 556, 585, 624, 648, 695, 702, 720, 780, 810, 834, 864, 936, 1040, 1053, 1080, 1112, 1170, 1248, 1251, 1296, 1390, 1404, 1440, 1560, 1620, 1668, 1755, 1807, 1872, 2080, 2085, 2106, 2160, 2224, 2340, 2502, 2592, 2780, 2808, 3120, 3240, 3336, 3510, 3614, 3744, 3753, 4170, 4212, 4320, 4448, 4680, 5004, 5265, 5421, 5560, 5616, 6240, 6255, 6480, 6672, 7020, 7228, 7506, 8340, 8424, 9035, 9360, 10008, 10530, 10842, 11120, 11232, 11259, 12510, 12960, 13344, 14040, 14456, 15012, 16263, 16680, 16848, 18070, 18720, 18765, 20016, 21060, 21684, 22240, 22518, 25020, 27105, 28080, 28912, 30024, 32526, 33360, 33696, 36140, 37530, 40032, 42120, 43368, 45036, 48789, 50040, 54210, 56160, 56295, 57824, 60048, 65052, 66720, 72280, 75060, 81315, 84240, 86736, 90072, 97578, 100080, 108420, 112590, 120096, 130104, 144560, 146367, 150120, 162630, 168480, 173472, 180144, 195156, 200160, 216840, 225180, 243945, 260208, 289120, 292734, 300240, 325260, 360288, 390312, 433680, 450360, 487890, 520416, 585468, 600480, 650520, 731835, 780624, 867360, 900720, 975780, 1170936, 1301040, 1463670, 1561248, 1801440, 1951560, 2341872, 2602080, 2927340, 3903120, 4683744, 5854680, 7806240, 11709360, 23418720]

約数ペア:

[(1, 23418720), (2, 11709360), (3, 7806240), (4, 5854680), (5, 4683744), (6, 3903120), (8, 2927340), (9, 2602080), (10, 2341872), (12, 1951560), (13, 1801440), (15, 1561248), (16, 1463670), (18, 1301040), (20, 1170936), (24, 975780), (26, 900720), (27, 867360), (30, 780624), (32, 731835), (36, 650520), (39, 600480), (40, 585468), (45, 520416), (48, 487890), (52, 450360), (54, 433680), (60, 390312), (65, 360288), (72, 325260), (78, 300240), (80, 292734), (81, 289120), (90, 260208), (96, 243945), (104, 225180), (108, 216840), (117, 200160), (120, 195156), (130, 180144), (135, 173472), (139, 168480), (144, 162630), (156, 150120), (160, 146367), (162, 144560), (180, 130104), (195, 120096), (208, 112590), (216, 108420), (234, 100080), (240, 97578), (260, 90072), (270, 86736), (278, 84240), (288, 81315), (312, 75060), (324, 72280), (351, 66720), (360, 65052), (390, 60048), (405, 57824), (416, 56295), (417, 56160), (432, 54210), (468, 50040), (480, 48789), (520, 45036), (540, 43368), (556, 42120), (585, 40032), (624, 37530), (648, 36140), (695, 33696), (702, 33360), (720, 32526), (780, 30024), (810, 28912), (834, 28080), (864, 27105), (936, 25020), (1040, 22518), (1053, 22240), (1080, 21684), (1112, 21060), (1170, 20016), (1248, 18765), (1251, 18720), (1296, 18070), (1390, 16848), (1404, 16680), (1440, 16263), (1560, 15012), (1620, 14456), (1668, 14040), (1755, 13344), (1807, 12960), (1872, 12510), (2080, 11259), (2085, 11232), (2106, 11120), (2160, 10842), (2224, 10530), (2340, 10008), (2502, 9360), (2592, 9035), (2780, 8424), (2808, 8340), (3120, 7506), (3240, 7228), (3336, 7020), (3510, 6672), (3614, 6480), (3744, 6255), (3753, 6240), (4170, 5616), (4212, 5560), (4320, 5421), (4448, 5265), (4680, 5004)]