400879080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{159079}}^1$

素因数の和:159103

約数の個数: 96

約数和(自身を含む): 1488988800

約数和(自身を除く): 1088109720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 159079, 318158, 477237, 636316, 795395, 954474, 1113553, 1272632, 1431711, 1590790, 1908948, 2227106, 2386185, 2863422, 3181580, 3340659, 3817896, 4454212, 4772370, 5567765, 5726844, 6363160, 6681318, 7158555, 8908424, 9544740, 10021977, 11135530, 11453688, 13362636, 14317110, 16703295, 19089480, 20043954, 22271060, 26725272, 28634220, 33406590, 40087908, 44542120, 50109885, 57268440, 66813180, 80175816, 100219770, 133626360, 200439540, 400879080]

約数ペア:

[(1, 400879080), (2, 200439540), (3, 133626360), (4, 100219770), (5, 80175816), (6, 66813180), (7, 57268440), (8, 50109885), (9, 44542120), (10, 40087908), (12, 33406590), (14, 28634220), (15, 26725272), (18, 22271060), (20, 20043954), (21, 19089480), (24, 16703295), (28, 14317110), (30, 13362636), (35, 11453688), (36, 11135530), (40, 10021977), (42, 9544740), (45, 8908424), (56, 7158555), (60, 6681318), (63, 6363160), (70, 5726844), (72, 5567765), (84, 4772370), (90, 4454212), (105, 3817896), (120, 3340659), (126, 3181580), (140, 2863422), (168, 2386185), (180, 2227106), (210, 1908948), (252, 1590790), (280, 1431711), (315, 1272632), (360, 1113553), (420, 954474), (504, 795395), (630, 636316), (840, 477237), (1260, 318158), (2520, 159079)]