131962040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:733

約数の個数: 128

約数和(自身を含む): 366059520

約数和(自身を除く): 234097480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 92, 115, 124, 140, 155, 161, 184, 217, 230, 248, 280, 310, 322, 434, 460, 620, 644, 661, 713, 805, 868, 920, 1085, 1240, 1288, 1322, 1426, 1610, 1736, 2170, 2644, 2852, 3220, 3305, 3565, 4340, 4627, 4991, 5288, 5704, 6440, 6610, 7130, 8680, 9254, 9982, 13220, 14260, 15203, 18508, 19964, 20491, 23135, 24955, 26440, 28520, 30406, 37016, 39928, 40982, 46270, 49910, 60812, 76015, 81964, 92540, 99820, 102455, 106421, 121624, 143437, 152030, 163928, 185080, 199640, 204910, 212842, 286874, 304060, 409820, 425684, 471293, 532105, 573748, 608120, 717185, 819640, 851368, 942586, 1064210, 1147496, 1434370, 1885172, 2128420, 2356465, 2868740, 3299051, 3770344, 4256840, 4712930, 5737480, 6598102, 9425860, 13196204, 16495255, 18851720, 26392408, 32990510, 65981020, 131962040]

約数ペア:

[(1, 131962040), (2, 65981020), (4, 32990510), (5, 26392408), (7, 18851720), (8, 16495255), (10, 13196204), (14, 9425860), (20, 6598102), (23, 5737480), (28, 4712930), (31, 4256840), (35, 3770344), (40, 3299051), (46, 2868740), (56, 2356465), (62, 2128420), (70, 1885172), (92, 1434370), (115, 1147496), (124, 1064210), (140, 942586), (155, 851368), (161, 819640), (184, 717185), (217, 608120), (230, 573748), (248, 532105), (280, 471293), (310, 425684), (322, 409820), (434, 304060), (460, 286874), (620, 212842), (644, 204910), (661, 199640), (713, 185080), (805, 163928), (868, 152030), (920, 143437), (1085, 121624), (1240, 106421), (1288, 102455), (1322, 99820), (1426, 92540), (1610, 81964), (1736, 76015), (2170, 60812), (2644, 49910), (2852, 46270), (3220, 40982), (3305, 39928), (3565, 37016), (4340, 30406), (4627, 28520), (4991, 26440), (5288, 24955), (5704, 23135), (6440, 20491), (6610, 19964), (7130, 18508), (8680, 15203), (9254, 14260), (9982, 13220)]