201327640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{709}}^1$

素因数の和:980

約数の個数: 64

約数和(自身を含む): 470304000

約数和(自身を除く): 268976360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 229, 248, 310, 458, 620, 709, 916, 1145, 1240, 1418, 1832, 2290, 2836, 3545, 4580, 5672, 7090, 7099, 9160, 14180, 14198, 21979, 28360, 28396, 35495, 43958, 56792, 70990, 87916, 109895, 141980, 162361, 175832, 219790, 283960, 324722, 439580, 649444, 811805, 879160, 1298888, 1623610, 3247220, 5033191, 6494440, 10066382, 20132764, 25165955, 40265528, 50331910, 100663820, 201327640]

約数ペア:

[(1, 201327640), (2, 100663820), (4, 50331910), (5, 40265528), (8, 25165955), (10, 20132764), (20, 10066382), (31, 6494440), (40, 5033191), (62, 3247220), (124, 1623610), (155, 1298888), (229, 879160), (248, 811805), (310, 649444), (458, 439580), (620, 324722), (709, 283960), (916, 219790), (1145, 175832), (1240, 162361), (1418, 141980), (1832, 109895), (2290, 87916), (2836, 70990), (3545, 56792), (4580, 43958), (5672, 35495), (7090, 28396), (7099, 28360), (9160, 21979), (14180, 14198)]