172445140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{269}}^1$

素因数の和:545

約数の個数: 96

約数和(自身を含む): 439084800

約数和(自身を除く): 266639660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 241, 266, 269, 380, 482, 532, 538, 665, 964, 1076, 1205, 1330, 1345, 1687, 1883, 2410, 2660, 2690, 3374, 3766, 4579, 4820, 5111, 5380, 6748, 7532, 8435, 9158, 9415, 10222, 16870, 18316, 18830, 20444, 22895, 25555, 32053, 33740, 35777, 37660, 45790, 51110, 64106, 64829, 71554, 91580, 102220, 128212, 129658, 143108, 160265, 178885, 259316, 320530, 324145, 357770, 453803, 641060, 648290, 715540, 907606, 1231751, 1296580, 1815212, 2269015, 2463502, 4538030, 4927004, 6158755, 8622257, 9076060, 12317510, 17244514, 24635020, 34489028, 43111285, 86222570, 172445140]

約数ペア:

[(1, 172445140), (2, 86222570), (4, 43111285), (5, 34489028), (7, 24635020), (10, 17244514), (14, 12317510), (19, 9076060), (20, 8622257), (28, 6158755), (35, 4927004), (38, 4538030), (70, 2463502), (76, 2269015), (95, 1815212), (133, 1296580), (140, 1231751), (190, 907606), (241, 715540), (266, 648290), (269, 641060), (380, 453803), (482, 357770), (532, 324145), (538, 320530), (665, 259316), (964, 178885), (1076, 160265), (1205, 143108), (1330, 129658), (1345, 128212), (1687, 102220), (1883, 91580), (2410, 71554), (2660, 64829), (2690, 64106), (3374, 51110), (3766, 45790), (4579, 37660), (4820, 35777), (5111, 33740), (5380, 32053), (6748, 25555), (7532, 22895), (8435, 20444), (9158, 18830), (9415, 18316), (10222, 16870)]