209728080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15331}}^1$

素因数の和:15369

約数の個数: 120

約数和(自身を含む): 741455520

約数和(自身を除く): 531727440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 15331, 30662, 45993, 61324, 76655, 91986, 122648, 137979, 153310, 183972, 229965, 245296, 275958, 291289, 306620, 367944, 459930, 551916, 582578, 613240, 689895, 735888, 873867, 919860, 1103832, 1165156, 1226480, 1379790, 1456445, 1747734, 1839720, 2207664, 2330312, 2621601, 2759580, 2912890, 3495468, 3679440, 4369335, 4660624, 5243202, 5519160, 5825780, 6990936, 8738670, 10486404, 11038320, 11651560, 13108005, 13981872, 17477340, 20972808, 23303120, 26216010, 34954680, 41945616, 52432020, 69909360, 104864040, 209728080]

約数ペア:

[(1, 209728080), (2, 104864040), (3, 69909360), (4, 52432020), (5, 41945616), (6, 34954680), (8, 26216010), (9, 23303120), (10, 20972808), (12, 17477340), (15, 13981872), (16, 13108005), (18, 11651560), (19, 11038320), (20, 10486404), (24, 8738670), (30, 6990936), (36, 5825780), (38, 5519160), (40, 5243202), (45, 4660624), (48, 4369335), (57, 3679440), (60, 3495468), (72, 2912890), (76, 2759580), (80, 2621601), (90, 2330312), (95, 2207664), (114, 1839720), (120, 1747734), (144, 1456445), (152, 1379790), (171, 1226480), (180, 1165156), (190, 1103832), (228, 919860), (240, 873867), (285, 735888), (304, 689895), (342, 613240), (360, 582578), (380, 551916), (456, 459930), (570, 367944), (684, 306620), (720, 291289), (760, 275958), (855, 245296), (912, 229965), (1140, 183972), (1368, 153310), (1520, 137979), (1710, 122648), (2280, 91986), (2736, 76655), (3420, 61324), (4560, 45993), (6840, 30662), (13680, 15331)]