91140620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 211438080

約数和(自身を除く): 120297460

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 37, 58, 62, 74, 116, 124, 137, 145, 148, 155, 185, 274, 290, 310, 370, 548, 580, 620, 685, 740, 899, 1073, 1147, 1370, 1798, 2146, 2294, 2740, 3596, 3973, 4247, 4292, 4495, 4588, 5069, 5365, 5735, 7946, 8494, 8990, 10138, 10730, 11470, 15892, 16988, 17980, 19865, 20276, 21235, 21460, 22940, 25345, 33263, 39730, 42470, 50690, 66526, 79460, 84940, 101380, 123163, 133052, 147001, 157139, 166315, 246326, 294002, 314278, 332630, 492652, 588004, 615815, 628556, 665260, 735005, 785695, 1231630, 1470010, 1571390, 2463260, 2940020, 3142780, 4557031, 9114062, 18228124, 22785155, 45570310, 91140620]

約数ペア:

[(1, 91140620), (2, 45570310), (4, 22785155), (5, 18228124), (10, 9114062), (20, 4557031), (29, 3142780), (31, 2940020), (37, 2463260), (58, 1571390), (62, 1470010), (74, 1231630), (116, 785695), (124, 735005), (137, 665260), (145, 628556), (148, 615815), (155, 588004), (185, 492652), (274, 332630), (290, 314278), (310, 294002), (370, 246326), (548, 166315), (580, 157139), (620, 147001), (685, 133052), (740, 123163), (899, 101380), (1073, 84940), (1147, 79460), (1370, 66526), (1798, 50690), (2146, 42470), (2294, 39730), (2740, 33263), (3596, 25345), (3973, 22940), (4247, 21460), (4292, 21235), (4495, 20276), (4588, 19865), (5069, 17980), (5365, 16988), (5735, 15892), (7946, 11470), (8494, 10730), (8990, 10138)]