278275140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1$

素因数の和:627

約数の個数: 288

約数和(自身を含む): 1045699200

約数和(自身を除く): 767424060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 19, 20, 22, 26, 30, 33, 36, 38, 39, 44, 45, 52, 55, 57, 60, 65, 66, 76, 78, 90, 95, 99, 110, 114, 117, 130, 132, 143, 156, 165, 171, 180, 190, 195, 198, 209, 220, 228, 234, 247, 260, 285, 286, 330, 342, 380, 390, 396, 418, 429, 468, 494, 495, 569, 570, 572, 585, 627, 660, 684, 715, 741, 780, 836, 855, 858, 988, 990, 1045, 1138, 1140, 1170, 1235, 1254, 1287, 1430, 1482, 1707, 1710, 1716, 1881, 1980, 2090, 2145, 2223, 2276, 2340, 2470, 2508, 2574, 2717, 2845, 2860, 2964, 3135, 3414, 3420, 3705, 3762, 4180, 4290, 4446, 4940, 5121, 5148, 5434, 5690, 6259, 6270, 6435, 6828, 7397, 7410, 7524, 8151, 8535, 8580, 8892, 9405, 10242, 10811, 10868, 11115, 11380, 12518, 12540, 12870, 13585, 14794, 14820, 16302, 17070, 18777, 18810, 20484, 21622, 22191, 22230, 24453, 25036, 25605, 25740, 27170, 29588, 31295, 32433, 32604, 34140, 36985, 37554, 37620, 40755, 43244, 44382, 44460, 48906, 51210, 54055, 54340, 56331, 62590, 64866, 66573, 73970, 75108, 81367, 81510, 88764, 93885, 97299, 97812, 102420, 108110, 110955, 112662, 118921, 122265, 125180, 129732, 133146, 140543, 147940, 162165, 162734, 163020, 187770, 194598, 216220, 221910, 225324, 237842, 244101, 244530, 266292, 281086, 281655, 324330, 325468, 332865, 356763, 375540, 389196, 406835, 421629, 443820, 475684, 486495, 488202, 489060, 562172, 563310, 594605, 648660, 665730, 702715, 713526, 732303, 813670, 843258, 972990, 976404, 1070289, 1126620, 1189210, 1220505, 1264887, 1331460, 1405430, 1427052, 1464606, 1545973, 1627340, 1686516, 1783815, 1945980, 2108145, 2140578, 2378420, 2441010, 2529774, 2810860, 2929212, 3091946, 3567630, 3661515, 4216290, 4281156, 4637919, 4882020, 5059548, 5351445, 6183892, 6324435, 7135260, 7323030, 7729865, 8432580, 9275838, 10702890, 12648870, 13913757, 14646060, 15459730, 18551676, 21405780, 23189595, 25297740, 27827514, 30919460, 46379190, 55655028, 69568785, 92758380, 139137570, 278275140]

約数ペア:

[(1, 278275140), (2, 139137570), (3, 92758380), (4, 69568785), (5, 55655028), (6, 46379190), (9, 30919460), (10, 27827514), (11, 25297740), (12, 23189595), (13, 21405780), (15, 18551676), (18, 15459730), (19, 14646060), (20, 13913757), (22, 12648870), (26, 10702890), (30, 9275838), (33, 8432580), (36, 7729865), (38, 7323030), (39, 7135260), (44, 6324435), (45, 6183892), (52, 5351445), (55, 5059548), (57, 4882020), (60, 4637919), (65, 4281156), (66, 4216290), (76, 3661515), (78, 3567630), (90, 3091946), (95, 2929212), (99, 2810860), (110, 2529774), (114, 2441010), (117, 2378420), (130, 2140578), (132, 2108145), (143, 1945980), (156, 1783815), (165, 1686516), (171, 1627340), (180, 1545973), (190, 1464606), (195, 1427052), (198, 1405430), (209, 1331460), (220, 1264887), (228, 1220505), (234, 1189210), (247, 1126620), (260, 1070289), (285, 976404), (286, 972990), (330, 843258), (342, 813670), (380, 732303), (390, 713526), (396, 702715), (418, 665730), (429, 648660), (468, 594605), (494, 563310), (495, 562172), (569, 489060), (570, 488202), (572, 486495), (585, 475684), (627, 443820), (660, 421629), (684, 406835), (715, 389196), (741, 375540), (780, 356763), (836, 332865), (855, 325468), (858, 324330), (988, 281655), (990, 281086), (1045, 266292), (1138, 244530), (1140, 244101), (1170, 237842), (1235, 225324), (1254, 221910), (1287, 216220), (1430, 194598), (1482, 187770), (1707, 163020), (1710, 162734), (1716, 162165), (1881, 147940), (1980, 140543), (2090, 133146), (2145, 129732), (2223, 125180), (2276, 122265), (2340, 118921), (2470, 112662), (2508, 110955), (2574, 108110), (2717, 102420), (2845, 97812), (2860, 97299), (2964, 93885), (3135, 88764), (3414, 81510), (3420, 81367), (3705, 75108), (3762, 73970), (4180, 66573), (4290, 64866), (4446, 62590), (4940, 56331), (5121, 54340), (5148, 54055), (5434, 51210), (5690, 48906), (6259, 44460), (6270, 44382), (6435, 43244), (6828, 40755), (7397, 37620), (7410, 37554), (7524, 36985), (8151, 34140), (8535, 32604), (8580, 32433), (8892, 31295), (9405, 29588), (10242, 27170), (10811, 25740), (10868, 25605), (11115, 25036), (11380, 24453), (12518, 22230), (12540, 22191), (12870, 21622), (13585, 20484), (14794, 18810), (14820, 18777), (16302, 17070)]