1976702940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{406729}}^1$

素因数の和:406753

約数の個数: 72

約数和(自身を含む): 6218088240

約数和(自身を除く): 4241385300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 406729, 813458, 1220187, 1626916, 2033645, 2440374, 3660561, 4067290, 4880748, 6100935, 7321122, 8134580, 10981683, 12201870, 14642244, 18302805, 21963366, 24403740, 32945049, 36605610, 43926732, 54908415, 65890098, 73211220, 98835147, 109816830, 131780196, 164725245, 197670294, 219633660, 329450490, 395340588, 494175735, 658900980, 988351470, 1976702940]

約数ペア:

[(1, 1976702940), (2, 988351470), (3, 658900980), (4, 494175735), (5, 395340588), (6, 329450490), (9, 219633660), (10, 197670294), (12, 164725245), (15, 131780196), (18, 109816830), (20, 98835147), (27, 73211220), (30, 65890098), (36, 54908415), (45, 43926732), (54, 36605610), (60, 32945049), (81, 24403740), (90, 21963366), (108, 18302805), (135, 14642244), (162, 12201870), (180, 10981683), (243, 8134580), (270, 7321122), (324, 6100935), (405, 4880748), (486, 4067290), (540, 3660561), (810, 2440374), (972, 2033645), (1215, 1626916), (1620, 1220187), (2430, 813458), (4860, 406729)]