18222880480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{409}}^1\times {\mathrm{5683}}^1$

素因数の和:6121

約数の個数: 144

約数和(自身を含む): 50211660240

約数和(自身を除く): 31988779760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 409, 490, 560, 784, 818, 980, 1120, 1568, 1636, 1960, 2045, 2863, 3272, 3920, 4090, 5683, 5726, 6544, 7840, 8180, 11366, 11452, 13088, 14315, 16360, 20041, 22732, 22904, 28415, 28630, 32720, 39781, 40082, 45464, 45808, 56830, 57260, 65440, 79562, 80164, 90928, 91616, 100205, 113660, 114520, 159124, 160328, 181856, 198905, 200410, 227320, 229040, 278467, 318248, 320656, 397810, 400820, 454640, 458080, 556934, 636496, 641312, 795620, 801640, 909280, 1113868, 1272992, 1392335, 1591240, 1603280, 2227736, 2324347, 2784670, 3182480, 3206560, 4455472, 4648694, 5569340, 6364960, 8910944, 9297388, 11138680, 11621735, 16270429, 18594776, 22277360, 23243470, 32540858, 37189552, 44554720, 46486940, 65081716, 74379104, 81352145, 92973880, 113893003, 130163432, 162704290, 185947760, 227786006, 260326864, 325408580, 371895520, 455572012, 520653728, 569465015, 650817160, 911144024, 1138930030, 1301634320, 1822288048, 2277860060, 2603268640, 3644576096, 4555720120, 9111440240, 18222880480]

約数ペア:

[(1, 18222880480), (2, 9111440240), (4, 4555720120), (5, 3644576096), (7, 2603268640), (8, 2277860060), (10, 1822288048), (14, 1301634320), (16, 1138930030), (20, 911144024), (28, 650817160), (32, 569465015), (35, 520653728), (40, 455572012), (49, 371895520), (56, 325408580), (70, 260326864), (80, 227786006), (98, 185947760), (112, 162704290), (140, 130163432), (160, 113893003), (196, 92973880), (224, 81352145), (245, 74379104), (280, 65081716), (392, 46486940), (409, 44554720), (490, 37189552), (560, 32540858), (784, 23243470), (818, 22277360), (980, 18594776), (1120, 16270429), (1568, 11621735), (1636, 11138680), (1960, 9297388), (2045, 8910944), (2863, 6364960), (3272, 5569340), (3920, 4648694), (4090, 4455472), (5683, 3206560), (5726, 3182480), (6544, 2784670), (7840, 2324347), (8180, 2227736), (11366, 1603280), (11452, 1591240), (13088, 1392335), (14315, 1272992), (16360, 1113868), (20041, 909280), (22732, 801640), (22904, 795620), (28415, 641312), (28630, 636496), (32720, 556934), (39781, 458080), (40082, 454640), (45464, 400820), (45808, 397810), (56830, 320656), (57260, 318248), (65440, 278467), (79562, 229040), (80164, 227320), (90928, 200410), (91616, 198905), (100205, 181856), (113660, 160328), (114520, 159124)]