19506480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{683}}^1$

素因数の和:723

約数の個数: 160

約数和(自身を含む): 73281024

約数和(自身を除く): 53774544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 168, 170, 204, 210, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 510, 560, 595, 680, 683, 714, 816, 840, 952, 1020, 1190, 1360, 1366, 1428, 1680, 1785, 1904, 2040, 2049, 2380, 2732, 2856, 3415, 3570, 4080, 4098, 4760, 4781, 5464, 5712, 6830, 7140, 8196, 9520, 9562, 10245, 10928, 11611, 13660, 14280, 14343, 16392, 19124, 20490, 23222, 23905, 27320, 28560, 28686, 32784, 34833, 38248, 40980, 46444, 47810, 54640, 57372, 58055, 69666, 71715, 76496, 81277, 81960, 92888, 95620, 114744, 116110, 139332, 143430, 162554, 163920, 174165, 185776, 191240, 229488, 232220, 243831, 278664, 286860, 325108, 348330, 382480, 406385, 464440, 487662, 557328, 573720, 650216, 696660, 812770, 928880, 975324, 1147440, 1219155, 1300432, 1393320, 1625540, 1950648, 2438310, 2786640, 3251080, 3901296, 4876620, 6502160, 9753240, 19506480]

約数ペア:

[(1, 19506480), (2, 9753240), (3, 6502160), (4, 4876620), (5, 3901296), (6, 3251080), (7, 2786640), (8, 2438310), (10, 1950648), (12, 1625540), (14, 1393320), (15, 1300432), (16, 1219155), (17, 1147440), (20, 975324), (21, 928880), (24, 812770), (28, 696660), (30, 650216), (34, 573720), (35, 557328), (40, 487662), (42, 464440), (48, 406385), (51, 382480), (56, 348330), (60, 325108), (68, 286860), (70, 278664), (80, 243831), (84, 232220), (85, 229488), (102, 191240), (105, 185776), (112, 174165), (119, 163920), (120, 162554), (136, 143430), (140, 139332), (168, 116110), (170, 114744), (204, 95620), (210, 92888), (238, 81960), (240, 81277), (255, 76496), (272, 71715), (280, 69666), (336, 58055), (340, 57372), (357, 54640), (408, 47810), (420, 46444), (476, 40980), (510, 38248), (560, 34833), (595, 32784), (680, 28686), (683, 28560), (714, 27320), (816, 23905), (840, 23222), (952, 20490), (1020, 19124), (1190, 16392), (1360, 14343), (1366, 14280), (1428, 13660), (1680, 11611), (1785, 10928), (1904, 10245), (2040, 9562), (2049, 9520), (2380, 8196), (2732, 7140), (2856, 6830), (3415, 5712), (3570, 5464), (4080, 4781), (4098, 4760)]