7777576980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1393831}}^1$

素因数の和:1393877

約数の個数: 72

約数和(自身を含む): 24353032704

約数和(自身を除く): 16575455724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 1393831, 2787662, 4181493, 5575324, 6969155, 8362986, 12544479, 13938310, 16725972, 20907465, 25088958, 27876620, 41814930, 43208761, 50177916, 62722395, 83629860, 86417522, 125444790, 129626283, 172835044, 216043805, 250889580, 259252566, 388878849, 432087610, 518505132, 648131415, 777757698, 864175220, 1296262830, 1555515396, 1944394245, 2592525660, 3888788490, 7777576980]

約数ペア:

[(1, 7777576980), (2, 3888788490), (3, 2592525660), (4, 1944394245), (5, 1555515396), (6, 1296262830), (9, 864175220), (10, 777757698), (12, 648131415), (15, 518505132), (18, 432087610), (20, 388878849), (30, 259252566), (31, 250889580), (36, 216043805), (45, 172835044), (60, 129626283), (62, 125444790), (90, 86417522), (93, 83629860), (124, 62722395), (155, 50177916), (180, 43208761), (186, 41814930), (279, 27876620), (310, 25088958), (372, 20907465), (465, 16725972), (558, 13938310), (620, 12544479), (930, 8362986), (1116, 6969155), (1395, 5575324), (1860, 4181493), (2790, 2787662), (5580, 1393831)]