87037720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{367}}^1$

素因数の和:414

約数の個数: 144

約数和(自身を含む): 251082720

約数和(自身を除く): 164045000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 121, 140, 154, 196, 220, 242, 245, 280, 308, 367, 385, 392, 440, 484, 490, 539, 605, 616, 734, 770, 847, 968, 980, 1078, 1210, 1468, 1540, 1694, 1835, 1960, 2156, 2420, 2569, 2695, 2936, 3080, 3388, 3670, 4037, 4235, 4312, 4840, 5138, 5390, 5929, 6776, 7340, 8074, 8470, 10276, 10780, 11858, 12845, 14680, 16148, 16940, 17983, 20185, 20552, 21560, 23716, 25690, 28259, 29645, 32296, 33880, 35966, 40370, 44407, 47432, 51380, 56518, 59290, 71932, 80740, 88814, 89915, 102760, 113036, 118580, 141295, 143864, 161480, 177628, 179830, 197813, 222035, 226072, 237160, 282590, 310849, 355256, 359660, 395626, 444070, 565180, 621698, 719320, 791252, 888140, 989065, 1130360, 1243396, 1554245, 1582504, 1776280, 1978130, 2175943, 2486792, 3108490, 3956260, 4351886, 6216980, 7912520, 8703772, 10879715, 12433960, 17407544, 21759430, 43518860, 87037720]

約数ペア:

[(1, 87037720), (2, 43518860), (4, 21759430), (5, 17407544), (7, 12433960), (8, 10879715), (10, 8703772), (11, 7912520), (14, 6216980), (20, 4351886), (22, 3956260), (28, 3108490), (35, 2486792), (40, 2175943), (44, 1978130), (49, 1776280), (55, 1582504), (56, 1554245), (70, 1243396), (77, 1130360), (88, 989065), (98, 888140), (110, 791252), (121, 719320), (140, 621698), (154, 565180), (196, 444070), (220, 395626), (242, 359660), (245, 355256), (280, 310849), (308, 282590), (367, 237160), (385, 226072), (392, 222035), (440, 197813), (484, 179830), (490, 177628), (539, 161480), (605, 143864), (616, 141295), (734, 118580), (770, 113036), (847, 102760), (968, 89915), (980, 88814), (1078, 80740), (1210, 71932), (1468, 59290), (1540, 56518), (1694, 51380), (1835, 47432), (1960, 44407), (2156, 40370), (2420, 35966), (2569, 33880), (2695, 32296), (2936, 29645), (3080, 28259), (3388, 25690), (3670, 23716), (4037, 21560), (4235, 20552), (4312, 20185), (4840, 17983), (5138, 16940), (5390, 16148), (5929, 14680), (6776, 12845), (7340, 11858), (8074, 10780), (8470, 10276)]