118635320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1129}}^1$

素因数の和:1248

約数の個数: 64

約数和(自身を含む): 278251200

約数和(自身を除く): 159615880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 71, 74, 142, 148, 185, 284, 296, 355, 370, 568, 710, 740, 1129, 1420, 1480, 2258, 2627, 2840, 4516, 5254, 5645, 9032, 10508, 11290, 13135, 21016, 22580, 26270, 41773, 45160, 52540, 80159, 83546, 105080, 160318, 167092, 208865, 320636, 334184, 400795, 417730, 641272, 801590, 835460, 1603180, 1670920, 2965883, 3206360, 5931766, 11863532, 14829415, 23727064, 29658830, 59317660, 118635320]

約数ペア:

[(1, 118635320), (2, 59317660), (4, 29658830), (5, 23727064), (8, 14829415), (10, 11863532), (20, 5931766), (37, 3206360), (40, 2965883), (71, 1670920), (74, 1603180), (142, 835460), (148, 801590), (185, 641272), (284, 417730), (296, 400795), (355, 334184), (370, 320636), (568, 208865), (710, 167092), (740, 160318), (1129, 105080), (1420, 83546), (1480, 80159), (2258, 52540), (2627, 45160), (2840, 41773), (4516, 26270), (5254, 22580), (5645, 21016), (9032, 13135), (10508, 11290)]