90303120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:550

約数の個数: 160

約数和(自身を含む): 314979840

約数和(自身を除く): 224676720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 97, 108, 120, 135, 144, 180, 194, 216, 240, 270, 291, 360, 388, 431, 432, 485, 540, 582, 720, 776, 862, 873, 970, 1080, 1164, 1293, 1455, 1552, 1724, 1746, 1940, 2155, 2160, 2328, 2586, 2619, 2910, 3448, 3492, 3879, 3880, 4310, 4365, 4656, 5172, 5238, 5820, 6465, 6896, 6984, 7758, 7760, 8620, 8730, 10344, 10476, 11637, 11640, 12930, 13095, 13968, 15516, 17240, 17460, 19395, 20688, 20952, 23274, 23280, 25860, 26190, 31032, 34480, 34920, 38790, 41807, 41904, 46548, 51720, 52380, 58185, 62064, 69840, 77580, 83614, 93096, 103440, 104760, 116370, 125421, 155160, 167228, 186192, 209035, 209520, 232740, 250842, 310320, 334456, 376263, 418070, 465480, 501684, 627105, 668912, 752526, 836140, 930960, 1003368, 1128789, 1254210, 1505052, 1672280, 1881315, 2006736, 2257578, 2508420, 3010104, 3344560, 3762630, 4515156, 5016840, 5643945, 6020208, 7525260, 9030312, 10033680, 11287890, 15050520, 18060624, 22575780, 30101040, 45151560, 90303120]

約数ペア:

[(1, 90303120), (2, 45151560), (3, 30101040), (4, 22575780), (5, 18060624), (6, 15050520), (8, 11287890), (9, 10033680), (10, 9030312), (12, 7525260), (15, 6020208), (16, 5643945), (18, 5016840), (20, 4515156), (24, 3762630), (27, 3344560), (30, 3010104), (36, 2508420), (40, 2257578), (45, 2006736), (48, 1881315), (54, 1672280), (60, 1505052), (72, 1254210), (80, 1128789), (90, 1003368), (97, 930960), (108, 836140), (120, 752526), (135, 668912), (144, 627105), (180, 501684), (194, 465480), (216, 418070), (240, 376263), (270, 334456), (291, 310320), (360, 250842), (388, 232740), (431, 209520), (432, 209035), (485, 186192), (540, 167228), (582, 155160), (720, 125421), (776, 116370), (862, 104760), (873, 103440), (970, 93096), (1080, 83614), (1164, 77580), (1293, 69840), (1455, 62064), (1552, 58185), (1724, 52380), (1746, 51720), (1940, 46548), (2155, 41904), (2160, 41807), (2328, 38790), (2586, 34920), (2619, 34480), (2910, 31032), (3448, 26190), (3492, 25860), (3879, 23280), (3880, 23274), (4310, 20952), (4365, 20688), (4656, 19395), (5172, 17460), (5238, 17240), (5820, 15516), (6465, 13968), (6896, 13095), (6984, 12930), (7758, 11640), (7760, 11637), (8620, 10476), (8730, 10344)]