65689020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21467}}^1$

素因数の和:21499

約数の個数: 72

約数和(自身を含む): 210987504

約数和(自身を除く): 145298484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 21467, 42934, 64401, 85868, 107335, 128802, 193203, 214670, 257604, 322005, 364939, 386406, 429340, 644010, 729878, 772812, 966015, 1094817, 1288020, 1459756, 1824695, 1932030, 2189634, 3284451, 3649390, 3864060, 4379268, 5474085, 6568902, 7298780, 10948170, 13137804, 16422255, 21896340, 32844510, 65689020]

約数ペア:

[(1, 65689020), (2, 32844510), (3, 21896340), (4, 16422255), (5, 13137804), (6, 10948170), (9, 7298780), (10, 6568902), (12, 5474085), (15, 4379268), (17, 3864060), (18, 3649390), (20, 3284451), (30, 2189634), (34, 1932030), (36, 1824695), (45, 1459756), (51, 1288020), (60, 1094817), (68, 966015), (85, 772812), (90, 729878), (102, 644010), (153, 429340), (170, 386406), (180, 364939), (204, 322005), (255, 257604), (306, 214670), (340, 193203), (510, 128802), (612, 107335), (765, 85868), (1020, 64401), (1530, 42934), (3060, 21467)]