19498969920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{66161}}^1$

素因数の和:66488

約数の個数: 112

約数和(自身を含む): 62111827008

約数和(自身を除く): 42612857088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 307, 320, 480, 614, 921, 960, 1228, 1535, 1842, 2456, 3070, 3684, 4605, 4912, 6140, 7368, 9210, 9824, 12280, 14736, 18420, 19648, 24560, 29472, 36840, 49120, 58944, 66161, 73680, 98240, 132322, 147360, 198483, 264644, 294720, 330805, 396966, 529288, 661610, 793932, 992415, 1058576, 1323220, 1587864, 1984830, 2117152, 2646440, 3175728, 3969660, 4234304, 5292880, 6351456, 7939320, 10585760, 12702912, 15878640, 20311427, 21171520, 31757280, 40622854, 60934281, 63514560, 81245708, 101557135, 121868562, 162491416, 203114270, 243737124, 304671405, 324982832, 406228540, 487474248, 609342810, 649965664, 812457080, 974948496, 1218685620, 1299931328, 1624914160, 1949896992, 2437371240, 3249828320, 3899793984, 4874742480, 6499656640, 9749484960, 19498969920]

約数ペア:

[(1, 19498969920), (2, 9749484960), (3, 6499656640), (4, 4874742480), (5, 3899793984), (6, 3249828320), (8, 2437371240), (10, 1949896992), (12, 1624914160), (15, 1299931328), (16, 1218685620), (20, 974948496), (24, 812457080), (30, 649965664), (32, 609342810), (40, 487474248), (48, 406228540), (60, 324982832), (64, 304671405), (80, 243737124), (96, 203114270), (120, 162491416), (160, 121868562), (192, 101557135), (240, 81245708), (307, 63514560), (320, 60934281), (480, 40622854), (614, 31757280), (921, 21171520), (960, 20311427), (1228, 15878640), (1535, 12702912), (1842, 10585760), (2456, 7939320), (3070, 6351456), (3684, 5292880), (4605, 4234304), (4912, 3969660), (6140, 3175728), (7368, 2646440), (9210, 2117152), (9824, 1984830), (12280, 1587864), (14736, 1323220), (18420, 1058576), (19648, 992415), (24560, 793932), (29472, 661610), (36840, 529288), (49120, 396966), (58944, 330805), (66161, 294720), (73680, 264644), (98240, 198483), (132322, 147360)]