73446440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{971}}^1$

素因数の和:1074

約数の個数: 64

約数和(自身を含む): 173560320

約数和(自身を除く): 100113880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 61, 62, 122, 124, 155, 244, 248, 305, 310, 488, 610, 620, 971, 1220, 1240, 1891, 1942, 2440, 3782, 3884, 4855, 7564, 7768, 9455, 9710, 15128, 18910, 19420, 30101, 37820, 38840, 59231, 60202, 75640, 118462, 120404, 150505, 236924, 240808, 296155, 301010, 473848, 592310, 602020, 1184620, 1204040, 1836161, 2369240, 3672322, 7344644, 9180805, 14689288, 18361610, 36723220, 73446440]

約数ペア:

[(1, 73446440), (2, 36723220), (4, 18361610), (5, 14689288), (8, 9180805), (10, 7344644), (20, 3672322), (31, 2369240), (40, 1836161), (61, 1204040), (62, 1184620), (122, 602020), (124, 592310), (155, 473848), (244, 301010), (248, 296155), (305, 240808), (310, 236924), (488, 150505), (610, 120404), (620, 118462), (971, 75640), (1220, 60202), (1240, 59231), (1891, 38840), (1942, 37820), (2440, 30101), (3782, 19420), (3884, 18910), (4855, 15128), (7564, 9710), (7768, 9455)]