15521280

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:116

約数の個数: 160

約数和(自身を含む): 51853824

約数和(自身を除く): 36332544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 47, 48, 60, 64, 80, 86, 94, 96, 120, 128, 129, 141, 160, 172, 188, 192, 215, 235, 240, 256, 258, 282, 320, 344, 376, 384, 430, 470, 480, 512, 516, 564, 640, 645, 688, 705, 752, 768, 860, 940, 960, 1032, 1128, 1280, 1290, 1376, 1410, 1504, 1536, 1720, 1880, 1920, 2021, 2064, 2256, 2560, 2580, 2752, 2820, 3008, 3440, 3760, 3840, 4042, 4128, 4512, 5160, 5504, 5640, 6016, 6063, 6880, 7520, 7680, 8084, 8256, 9024, 10105, 10320, 11008, 11280, 12032, 12126, 13760, 15040, 16168, 16512, 18048, 20210, 20640, 22016, 22560, 24064, 24252, 27520, 30080, 30315, 32336, 33024, 36096, 40420, 41280, 45120, 48504, 55040, 60160, 60630, 64672, 66048, 72192, 80840, 82560, 90240, 97008, 110080, 120320, 121260, 129344, 161680, 165120, 180480, 194016, 242520, 258688, 323360, 330240, 360960, 388032, 485040, 517376, 646720, 776064, 970080, 1034752, 1293440, 1552128, 1940160, 2586880, 3104256, 3880320, 5173760, 7760640, 15521280]

約数ペア:

[(1, 15521280), (2, 7760640), (3, 5173760), (4, 3880320), (5, 3104256), (6, 2586880), (8, 1940160), (10, 1552128), (12, 1293440), (15, 1034752), (16, 970080), (20, 776064), (24, 646720), (30, 517376), (32, 485040), (40, 388032), (43, 360960), (47, 330240), (48, 323360), (60, 258688), (64, 242520), (80, 194016), (86, 180480), (94, 165120), (96, 161680), (120, 129344), (128, 121260), (129, 120320), (141, 110080), (160, 97008), (172, 90240), (188, 82560), (192, 80840), (215, 72192), (235, 66048), (240, 64672), (256, 60630), (258, 60160), (282, 55040), (320, 48504), (344, 45120), (376, 41280), (384, 40420), (430, 36096), (470, 33024), (480, 32336), (512, 30315), (516, 30080), (564, 27520), (640, 24252), (645, 24064), (688, 22560), (705, 22016), (752, 20640), (768, 20210), (860, 18048), (940, 16512), (960, 16168), (1032, 15040), (1128, 13760), (1280, 12126), (1290, 12032), (1376, 11280), (1410, 11008), (1504, 10320), (1536, 10105), (1720, 9024), (1880, 8256), (1920, 8084), (2021, 7680), (2064, 7520), (2256, 6880), (2560, 6063), (2580, 6016), (2752, 5640), (2820, 5504), (3008, 5160), (3440, 4512), (3760, 4128), (3840, 4042)]