47931660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:480

約数の個数: 144

約数和(自身を含む): 168168000

約数和(自身を除く): 120236340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 109, 126, 140, 180, 210, 218, 252, 315, 327, 349, 420, 436, 545, 630, 654, 698, 763, 981, 1047, 1090, 1260, 1308, 1396, 1526, 1635, 1745, 1962, 2094, 2180, 2289, 2443, 3052, 3141, 3270, 3490, 3815, 3924, 4188, 4578, 4886, 4905, 5235, 6282, 6540, 6867, 6980, 7329, 7630, 9156, 9772, 9810, 10470, 11445, 12215, 12564, 13734, 14658, 15260, 15705, 19620, 20940, 21987, 22890, 24430, 27468, 29316, 31410, 34335, 36645, 38041, 43974, 45780, 48860, 62820, 68670, 73290, 76082, 87948, 109935, 114123, 137340, 146580, 152164, 190205, 219870, 228246, 266287, 342369, 380410, 439740, 456492, 532574, 570615, 684738, 760820, 798861, 1065148, 1141230, 1331435, 1369476, 1597722, 1711845, 2282460, 2396583, 2662870, 3195444, 3423690, 3994305, 4793166, 5325740, 6847380, 7988610, 9586332, 11982915, 15977220, 23965830, 47931660]

約数ペア:

[(1, 47931660), (2, 23965830), (3, 15977220), (4, 11982915), (5, 9586332), (6, 7988610), (7, 6847380), (9, 5325740), (10, 4793166), (12, 3994305), (14, 3423690), (15, 3195444), (18, 2662870), (20, 2396583), (21, 2282460), (28, 1711845), (30, 1597722), (35, 1369476), (36, 1331435), (42, 1141230), (45, 1065148), (60, 798861), (63, 760820), (70, 684738), (84, 570615), (90, 532574), (105, 456492), (109, 439740), (126, 380410), (140, 342369), (180, 266287), (210, 228246), (218, 219870), (252, 190205), (315, 152164), (327, 146580), (349, 137340), (420, 114123), (436, 109935), (545, 87948), (630, 76082), (654, 73290), (698, 68670), (763, 62820), (981, 48860), (1047, 45780), (1090, 43974), (1260, 38041), (1308, 36645), (1396, 34335), (1526, 31410), (1635, 29316), (1745, 27468), (1962, 24430), (2094, 22890), (2180, 21987), (2289, 20940), (2443, 19620), (3052, 15705), (3141, 15260), (3270, 14658), (3490, 13734), (3815, 12564), (3924, 12215), (4188, 11445), (4578, 10470), (4886, 9810), (4905, 9772), (5235, 9156), (6282, 7630), (6540, 7329), (6867, 6980)]