817275060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{648631}}^1$

素因数の和:648653

約数の個数: 72

約数和(自身を含む): 2833224576

約数和(自身を除く): 2015949516

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 648631, 1297262, 1945893, 2594524, 3243155, 3891786, 4540417, 5837679, 6486310, 7783572, 9080834, 9729465, 11675358, 12972620, 13621251, 18161668, 19458930, 22702085, 23350716, 27242502, 29188395, 38917860, 40863753, 45404170, 54485004, 58376790, 68106255, 81727506, 90808340, 116753580, 136212510, 163455012, 204318765, 272425020, 408637530, 817275060]

約数ペア:

[(1, 817275060), (2, 408637530), (3, 272425020), (4, 204318765), (5, 163455012), (6, 136212510), (7, 116753580), (9, 90808340), (10, 81727506), (12, 68106255), (14, 58376790), (15, 54485004), (18, 45404170), (20, 40863753), (21, 38917860), (28, 29188395), (30, 27242502), (35, 23350716), (36, 22702085), (42, 19458930), (45, 18161668), (60, 13621251), (63, 12972620), (70, 11675358), (84, 9729465), (90, 9080834), (105, 7783572), (126, 6486310), (140, 5837679), (180, 4540417), (210, 3891786), (252, 3243155), (315, 2594524), (420, 1945893), (630, 1297262), (1260, 648631)]