278152380

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^3\times {\mathrm{43}}^1$

素因数の和:100

約数の個数: 288

約数和(自身を含む): 984791808

約数和(自身を除く): 706639428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 43, 44, 45, 54, 55, 60, 66, 81, 86, 90, 99, 108, 110, 121, 129, 132, 135, 162, 165, 172, 180, 198, 215, 220, 242, 243, 258, 270, 297, 324, 330, 363, 387, 396, 405, 430, 473, 484, 486, 495, 516, 540, 594, 605, 645, 660, 726, 774, 810, 860, 891, 946, 972, 990, 1089, 1161, 1188, 1210, 1215, 1290, 1331, 1419, 1452, 1485, 1548, 1620, 1782, 1815, 1892, 1935, 1980, 2178, 2322, 2365, 2420, 2430, 2580, 2662, 2673, 2838, 2970, 3267, 3483, 3564, 3630, 3870, 3993, 4257, 4356, 4455, 4644, 4730, 4860, 5203, 5324, 5346, 5445, 5676, 5805, 5940, 6534, 6655, 6966, 7095, 7260, 7740, 7986, 8514, 8910, 9460, 9801, 10406, 10449, 10692, 10890, 11610, 11979, 12771, 13068, 13310, 13365, 13932, 14190, 15609, 15972, 16335, 17028, 17415, 17820, 19602, 19965, 20812, 20898, 21285, 21780, 23220, 23958, 25542, 26015, 26620, 26730, 28380, 29403, 31218, 32670, 34830, 35937, 38313, 39204, 39930, 41796, 42570, 46827, 47916, 49005, 51084, 52030, 52245, 53460, 57233, 58806, 59895, 62436, 63855, 65340, 69660, 71874, 76626, 78045, 79860, 85140, 93654, 98010, 104060, 104490, 107811, 114466, 114939, 117612, 119790, 127710, 140481, 143748, 147015, 153252, 156090, 171699, 179685, 187308, 191565, 196020, 208980, 215622, 228932, 229878, 234135, 239580, 255420, 280962, 286165, 294030, 312180, 323433, 343398, 359370, 383130, 421443, 431244, 459756, 468270, 515097, 539055, 561924, 572330, 574695, 588060, 646866, 686796, 702405, 718740, 766260, 842886, 858495, 936540, 1030194, 1078110, 1144660, 1149390, 1264329, 1293732, 1404810, 1545291, 1617165, 1685772, 1716990, 2060388, 2107215, 2156220, 2298780, 2528658, 2575485, 2809620, 3090582, 3234330, 3433980, 4214430, 4635873, 5057316, 5150970, 6181164, 6321645, 6468660, 7726455, 8428860, 9271746, 10301940, 12643290, 13907619, 15452910, 18543492, 23179365, 25286580, 27815238, 30905820, 46358730, 55630476, 69538095, 92717460, 139076190, 278152380]

約数ペア:

[(1, 278152380), (2, 139076190), (3, 92717460), (4, 69538095), (5, 55630476), (6, 46358730), (9, 30905820), (10, 27815238), (11, 25286580), (12, 23179365), (15, 18543492), (18, 15452910), (20, 13907619), (22, 12643290), (27, 10301940), (30, 9271746), (33, 8428860), (36, 7726455), (43, 6468660), (44, 6321645), (45, 6181164), (54, 5150970), (55, 5057316), (60, 4635873), (66, 4214430), (81, 3433980), (86, 3234330), (90, 3090582), (99, 2809620), (108, 2575485), (110, 2528658), (121, 2298780), (129, 2156220), (132, 2107215), (135, 2060388), (162, 1716990), (165, 1685772), (172, 1617165), (180, 1545291), (198, 1404810), (215, 1293732), (220, 1264329), (242, 1149390), (243, 1144660), (258, 1078110), (270, 1030194), (297, 936540), (324, 858495), (330, 842886), (363, 766260), (387, 718740), (396, 702405), (405, 686796), (430, 646866), (473, 588060), (484, 574695), (486, 572330), (495, 561924), (516, 539055), (540, 515097), (594, 468270), (605, 459756), (645, 431244), (660, 421443), (726, 383130), (774, 359370), (810, 343398), (860, 323433), (891, 312180), (946, 294030), (972, 286165), (990, 280962), (1089, 255420), (1161, 239580), (1188, 234135), (1210, 229878), (1215, 228932), (1290, 215622), (1331, 208980), (1419, 196020), (1452, 191565), (1485, 187308), (1548, 179685), (1620, 171699), (1782, 156090), (1815, 153252), (1892, 147015), (1935, 143748), (1980, 140481), (2178, 127710), (2322, 119790), (2365, 117612), (2420, 114939), (2430, 114466), (2580, 107811), (2662, 104490), (2673, 104060), (2838, 98010), (2970, 93654), (3267, 85140), (3483, 79860), (3564, 78045), (3630, 76626), (3870, 71874), (3993, 69660), (4257, 65340), (4356, 63855), (4455, 62436), (4644, 59895), (4730, 58806), (4860, 57233), (5203, 53460), (5324, 52245), (5346, 52030), (5445, 51084), (5676, 49005), (5805, 47916), (5940, 46827), (6534, 42570), (6655, 41796), (6966, 39930), (7095, 39204), (7260, 38313), (7740, 35937), (7986, 34830), (8514, 32670), (8910, 31218), (9460, 29403), (9801, 28380), (10406, 26730), (10449, 26620), (10692, 26015), (10890, 25542), (11610, 23958), (11979, 23220), (12771, 21780), (13068, 21285), (13310, 20898), (13365, 20812), (13932, 19965), (14190, 19602), (15609, 17820), (15972, 17415), (16335, 17028)]