87668280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1831}}^1$

素因数の和:1874

約数の個数: 192

約数和(自身を含む): 342950400

約数和(自身を除く): 255282120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 133, 140, 152, 168, 171, 180, 190, 210, 228, 252, 266, 280, 285, 315, 342, 360, 380, 399, 420, 456, 504, 532, 570, 630, 665, 684, 760, 798, 840, 855, 1064, 1140, 1197, 1260, 1330, 1368, 1596, 1710, 1831, 1995, 2280, 2394, 2520, 2660, 3192, 3420, 3662, 3990, 4788, 5320, 5493, 5985, 6840, 7324, 7980, 9155, 9576, 10986, 11970, 12817, 14648, 15960, 16479, 18310, 21972, 23940, 25634, 27465, 32958, 34789, 36620, 38451, 43944, 47880, 51268, 54930, 64085, 65916, 69578, 73240, 76902, 82395, 102536, 104367, 109860, 115353, 128170, 131832, 139156, 153804, 164790, 173945, 192255, 208734, 219720, 230706, 243523, 256340, 278312, 307608, 313101, 329580, 347890, 384510, 417468, 461412, 487046, 512680, 521835, 576765, 626202, 659160, 695780, 730569, 769020, 834936, 922824, 974092, 1043670, 1153530, 1217615, 1252404, 1391560, 1461138, 1538040, 1565505, 1948184, 2087340, 2191707, 2307060, 2435230, 2504808, 2922276, 3131010, 3652845, 4174680, 4383414, 4614120, 4870460, 5844552, 6262020, 7305690, 8766828, 9740920, 10958535, 12524040, 14611380, 17533656, 21917070, 29222760, 43834140, 87668280]

約数ペア:

[(1, 87668280), (2, 43834140), (3, 29222760), (4, 21917070), (5, 17533656), (6, 14611380), (7, 12524040), (8, 10958535), (9, 9740920), (10, 8766828), (12, 7305690), (14, 6262020), (15, 5844552), (18, 4870460), (19, 4614120), (20, 4383414), (21, 4174680), (24, 3652845), (28, 3131010), (30, 2922276), (35, 2504808), (36, 2435230), (38, 2307060), (40, 2191707), (42, 2087340), (45, 1948184), (56, 1565505), (57, 1538040), (60, 1461138), (63, 1391560), (70, 1252404), (72, 1217615), (76, 1153530), (84, 1043670), (90, 974092), (95, 922824), (105, 834936), (114, 769020), (120, 730569), (126, 695780), (133, 659160), (140, 626202), (152, 576765), (168, 521835), (171, 512680), (180, 487046), (190, 461412), (210, 417468), (228, 384510), (252, 347890), (266, 329580), (280, 313101), (285, 307608), (315, 278312), (342, 256340), (360, 243523), (380, 230706), (399, 219720), (420, 208734), (456, 192255), (504, 173945), (532, 164790), (570, 153804), (630, 139156), (665, 131832), (684, 128170), (760, 115353), (798, 109860), (840, 104367), (855, 102536), (1064, 82395), (1140, 76902), (1197, 73240), (1260, 69578), (1330, 65916), (1368, 64085), (1596, 54930), (1710, 51268), (1831, 47880), (1995, 43944), (2280, 38451), (2394, 36620), (2520, 34789), (2660, 32958), (3192, 27465), (3420, 25634), (3662, 23940), (3990, 21972), (4788, 18310), (5320, 16479), (5493, 15960), (5985, 14648), (6840, 12817), (7324, 11970), (7980, 10986), (9155, 9576)]