180552680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:152

約数の個数: 192

約数和(自身を含む): 531930240

約数和(自身を除く): 351377560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 61, 62, 70, 77, 88, 110, 122, 124, 140, 154, 155, 217, 220, 244, 248, 280, 305, 308, 310, 341, 385, 427, 434, 440, 488, 610, 616, 620, 671, 682, 770, 854, 868, 961, 1085, 1220, 1240, 1342, 1364, 1540, 1705, 1708, 1736, 1891, 1922, 2135, 2170, 2387, 2440, 2684, 2728, 3080, 3355, 3410, 3416, 3782, 3844, 4270, 4340, 4697, 4774, 4805, 5368, 6710, 6727, 6820, 7564, 7688, 8540, 8680, 9394, 9455, 9548, 9610, 10571, 11935, 13237, 13420, 13454, 13640, 15128, 17080, 18788, 18910, 19096, 19220, 20801, 21142, 23485, 23870, 26474, 26840, 26908, 33635, 37576, 37820, 38440, 41602, 42284, 46970, 47740, 52855, 52948, 53816, 58621, 66185, 67270, 73997, 75640, 83204, 84568, 93940, 95480, 104005, 105710, 105896, 117242, 132370, 134540, 145607, 147994, 166408, 187880, 208010, 211420, 234484, 264740, 269080, 291214, 293105, 295988, 369985, 410347, 416020, 422840, 468968, 529480, 582428, 586210, 591976, 644831, 728035, 739970, 820694, 832040, 1164856, 1172420, 1289662, 1456070, 1479940, 1641388, 2051735, 2344840, 2579324, 2912140, 2959880, 3224155, 3282776, 4103470, 4513817, 5158648, 5824280, 6448310, 8206940, 9027634, 12896620, 16413880, 18055268, 22569085, 25793240, 36110536, 45138170, 90276340, 180552680]

約数ペア:

[(1, 180552680), (2, 90276340), (4, 45138170), (5, 36110536), (7, 25793240), (8, 22569085), (10, 18055268), (11, 16413880), (14, 12896620), (20, 9027634), (22, 8206940), (28, 6448310), (31, 5824280), (35, 5158648), (40, 4513817), (44, 4103470), (55, 3282776), (56, 3224155), (61, 2959880), (62, 2912140), (70, 2579324), (77, 2344840), (88, 2051735), (110, 1641388), (122, 1479940), (124, 1456070), (140, 1289662), (154, 1172420), (155, 1164856), (217, 832040), (220, 820694), (244, 739970), (248, 728035), (280, 644831), (305, 591976), (308, 586210), (310, 582428), (341, 529480), (385, 468968), (427, 422840), (434, 416020), (440, 410347), (488, 369985), (610, 295988), (616, 293105), (620, 291214), (671, 269080), (682, 264740), (770, 234484), (854, 211420), (868, 208010), (961, 187880), (1085, 166408), (1220, 147994), (1240, 145607), (1342, 134540), (1364, 132370), (1540, 117242), (1705, 105896), (1708, 105710), (1736, 104005), (1891, 95480), (1922, 93940), (2135, 84568), (2170, 83204), (2387, 75640), (2440, 73997), (2684, 67270), (2728, 66185), (3080, 58621), (3355, 53816), (3410, 52948), (3416, 52855), (3782, 47740), (3844, 46970), (4270, 42284), (4340, 41602), (4697, 38440), (4774, 37820), (4805, 37576), (5368, 33635), (6710, 26908), (6727, 26840), (6820, 26474), (7564, 23870), (7688, 23485), (8540, 21142), (8680, 20801), (9394, 19220), (9455, 19096), (9548, 18910), (9610, 18788), (10571, 17080), (11935, 15128), (13237, 13640), (13420, 13454)]