235455440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{15739}}^1$

素因数の和:15780

約数の個数: 80

約数和(自身を含む): 632370240

約数和(自身を除く): 396914800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 14960, 15739, 31478, 62956, 78695, 125912, 157390, 173129, 251824, 267563, 314780, 346258, 535126, 629560, 692516, 865645, 1070252, 1259120, 1337815, 1385032, 1731290, 2140504, 2675630, 2770064, 2943193, 3462580, 4281008, 5351260, 5886386, 6925160, 10702520, 11772772, 13850320, 14715965, 21405040, 23545544, 29431930, 47091088, 58863860, 117727720, 235455440]

約数ペア:

[(1, 235455440), (2, 117727720), (4, 58863860), (5, 47091088), (8, 29431930), (10, 23545544), (11, 21405040), (16, 14715965), (17, 13850320), (20, 11772772), (22, 10702520), (34, 6925160), (40, 5886386), (44, 5351260), (55, 4281008), (68, 3462580), (80, 2943193), (85, 2770064), (88, 2675630), (110, 2140504), (136, 1731290), (170, 1385032), (176, 1337815), (187, 1259120), (220, 1070252), (272, 865645), (340, 692516), (374, 629560), (440, 535126), (680, 346258), (748, 314780), (880, 267563), (935, 251824), (1360, 173129), (1496, 157390), (1870, 125912), (2992, 78695), (3740, 62956), (7480, 31478), (14960, 15739)]