278495280

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:305

約数の個数: 320

約数和(自身を含む): 1112785920

約数和(自身を除く): 834290640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 113, 120, 126, 135, 140, 144, 163, 168, 180, 189, 210, 216, 226, 240, 252, 270, 280, 315, 326, 336, 339, 360, 378, 420, 432, 452, 489, 504, 540, 560, 565, 630, 652, 678, 720, 756, 791, 815, 840, 904, 945, 978, 1008, 1017, 1080, 1130, 1141, 1260, 1304, 1356, 1467, 1512, 1582, 1630, 1680, 1695, 1808, 1890, 1956, 2034, 2160, 2260, 2282, 2373, 2445, 2520, 2608, 2712, 2934, 3024, 3051, 3164, 3260, 3390, 3423, 3780, 3912, 3955, 4068, 4401, 4520, 4564, 4746, 4890, 5040, 5085, 5424, 5705, 5868, 6102, 6328, 6520, 6780, 6846, 7119, 7335, 7560, 7824, 7910, 8136, 8802, 9040, 9128, 9492, 9780, 10170, 10269, 11410, 11736, 11865, 12204, 12656, 13040, 13560, 13692, 14238, 14670, 15120, 15255, 15820, 16272, 17115, 17604, 18256, 18419, 18984, 19560, 20340, 20538, 21357, 22005, 22820, 23472, 23730, 24408, 27120, 27384, 28476, 29340, 30510, 30807, 31640, 34230, 35208, 35595, 36838, 37968, 39120, 40680, 41076, 42714, 44010, 45640, 47460, 48816, 51345, 54768, 55257, 56952, 58680, 61020, 61614, 63280, 68460, 70416, 71190, 73676, 81360, 82152, 85428, 88020, 91280, 92095, 94920, 102690, 106785, 110514, 113904, 117360, 122040, 123228, 128933, 136920, 142380, 147352, 154035, 164304, 165771, 170856, 176040, 184190, 189840, 205380, 213570, 221028, 244080, 246456, 257866, 273840, 276285, 284760, 294704, 308070, 331542, 341712, 352080, 368380, 386799, 410760, 427140, 442056, 492912, 497313, 515732, 552570, 569520, 616140, 644665, 663084, 736760, 773598, 821520, 828855, 854280, 884112, 994626, 1031464, 1105140, 1160397, 1232280, 1289330, 1326168, 1473520, 1547196, 1657710, 1708560, 1933995, 1989252, 2062928, 2210280, 2320794, 2464560, 2486565, 2578660, 2652336, 3094392, 3315420, 3481191, 3867990, 3978504, 4420560, 4641588, 4973130, 5157320, 5801985, 6188784, 6630840, 6962382, 7735980, 7957008, 9283176, 9946260, 10314640, 11603970, 13261680, 13924764, 15471960, 17405955, 18566352, 19892520, 23207940, 27849528, 30943920, 34811910, 39785040, 46415880, 55699056, 69623820, 92831760, 139247640, 278495280]

約数ペア:

[(1, 278495280), (2, 139247640), (3, 92831760), (4, 69623820), (5, 55699056), (6, 46415880), (7, 39785040), (8, 34811910), (9, 30943920), (10, 27849528), (12, 23207940), (14, 19892520), (15, 18566352), (16, 17405955), (18, 15471960), (20, 13924764), (21, 13261680), (24, 11603970), (27, 10314640), (28, 9946260), (30, 9283176), (35, 7957008), (36, 7735980), (40, 6962382), (42, 6630840), (45, 6188784), (48, 5801985), (54, 5157320), (56, 4973130), (60, 4641588), (63, 4420560), (70, 3978504), (72, 3867990), (80, 3481191), (84, 3315420), (90, 3094392), (105, 2652336), (108, 2578660), (112, 2486565), (113, 2464560), (120, 2320794), (126, 2210280), (135, 2062928), (140, 1989252), (144, 1933995), (163, 1708560), (168, 1657710), (180, 1547196), (189, 1473520), (210, 1326168), (216, 1289330), (226, 1232280), (240, 1160397), (252, 1105140), (270, 1031464), (280, 994626), (315, 884112), (326, 854280), (336, 828855), (339, 821520), (360, 773598), (378, 736760), (420, 663084), (432, 644665), (452, 616140), (489, 569520), (504, 552570), (540, 515732), (560, 497313), (565, 492912), (630, 442056), (652, 427140), (678, 410760), (720, 386799), (756, 368380), (791, 352080), (815, 341712), (840, 331542), (904, 308070), (945, 294704), (978, 284760), (1008, 276285), (1017, 273840), (1080, 257866), (1130, 246456), (1141, 244080), (1260, 221028), (1304, 213570), (1356, 205380), (1467, 189840), (1512, 184190), (1582, 176040), (1630, 170856), (1680, 165771), (1695, 164304), (1808, 154035), (1890, 147352), (1956, 142380), (2034, 136920), (2160, 128933), (2260, 123228), (2282, 122040), (2373, 117360), (2445, 113904), (2520, 110514), (2608, 106785), (2712, 102690), (2934, 94920), (3024, 92095), (3051, 91280), (3164, 88020), (3260, 85428), (3390, 82152), (3423, 81360), (3780, 73676), (3912, 71190), (3955, 70416), (4068, 68460), (4401, 63280), (4520, 61614), (4564, 61020), (4746, 58680), (4890, 56952), (5040, 55257), (5085, 54768), (5424, 51345), (5705, 48816), (5868, 47460), (6102, 45640), (6328, 44010), (6520, 42714), (6780, 41076), (6846, 40680), (7119, 39120), (7335, 37968), (7560, 36838), (7824, 35595), (7910, 35208), (8136, 34230), (8802, 31640), (9040, 30807), (9128, 30510), (9492, 29340), (9780, 28476), (10170, 27384), (10269, 27120), (11410, 24408), (11736, 23730), (11865, 23472), (12204, 22820), (12656, 22005), (13040, 21357), (13560, 20538), (13692, 20340), (14238, 19560), (14670, 18984), (15120, 18419), (15255, 18256), (15820, 17604), (16272, 17115)]