820036620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{350443}}^1$

素因数の和:350471

約数の個数: 72

約数和(自身を含む): 2678793936

約数和(自身を除く): 1858757316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 350443, 700886, 1051329, 1401772, 1752215, 2102658, 3153987, 3504430, 4205316, 4555759, 5256645, 6307974, 7008860, 9111518, 10513290, 12615948, 13667277, 15769935, 18223036, 21026580, 22778795, 27334554, 31539870, 41001831, 45557590, 54669108, 63079740, 68336385, 82003662, 91115180, 136672770, 164007324, 205009155, 273345540, 410018310, 820036620]

約数ペア:

[(1, 820036620), (2, 410018310), (3, 273345540), (4, 205009155), (5, 164007324), (6, 136672770), (9, 91115180), (10, 82003662), (12, 68336385), (13, 63079740), (15, 54669108), (18, 45557590), (20, 41001831), (26, 31539870), (30, 27334554), (36, 22778795), (39, 21026580), (45, 18223036), (52, 15769935), (60, 13667277), (65, 12615948), (78, 10513290), (90, 9111518), (117, 7008860), (130, 6307974), (156, 5256645), (180, 4555759), (195, 4205316), (234, 3504430), (260, 3153987), (390, 2102658), (468, 1752215), (585, 1401772), (780, 1051329), (1170, 700886), (2340, 350443)]