279931680

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{9257}}^1$

素因数の和:9288

約数の個数: 192

約数和(自身を含む): 1119847680

約数和(自身を除く): 839916000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 9257, 10080, 15120, 18514, 27771, 30240, 37028, 46285, 55542, 64799, 74056, 83313, 92570, 111084, 129598, 138855, 148112, 166626, 185140, 194397, 222168, 249939, 259196, 277710, 296224, 323995, 333252, 370280, 388794, 416565, 444336, 499878, 518392, 555420, 583191, 647990, 666504, 740560, 777588, 833130, 888672, 971985, 999756, 1036784, 1110840, 1166382, 1249695, 1295980, 1333008, 1481120, 1555176, 1666260, 1749573, 1943970, 1999512, 2073568, 2221680, 2332764, 2499390, 2591960, 2666016, 2915955, 3110352, 3332520, 3499146, 3887940, 3999024, 4443360, 4665528, 4998780, 5183920, 5831910, 6220704, 6665040, 6998292, 7775880, 7998048, 8747865, 9331056, 9997560, 10367840, 11663820, 13330080, 13996584, 15551760, 17495730, 18662112, 19995120, 23327640, 27993168, 31103520, 34991460, 39990240, 46655280, 55986336, 69982920, 93310560, 139965840, 279931680]

約数ペア:

[(1, 279931680), (2, 139965840), (3, 93310560), (4, 69982920), (5, 55986336), (6, 46655280), (7, 39990240), (8, 34991460), (9, 31103520), (10, 27993168), (12, 23327640), (14, 19995120), (15, 18662112), (16, 17495730), (18, 15551760), (20, 13996584), (21, 13330080), (24, 11663820), (27, 10367840), (28, 9997560), (30, 9331056), (32, 8747865), (35, 7998048), (36, 7775880), (40, 6998292), (42, 6665040), (45, 6220704), (48, 5831910), (54, 5183920), (56, 4998780), (60, 4665528), (63, 4443360), (70, 3999024), (72, 3887940), (80, 3499146), (84, 3332520), (90, 3110352), (96, 2915955), (105, 2666016), (108, 2591960), (112, 2499390), (120, 2332764), (126, 2221680), (135, 2073568), (140, 1999512), (144, 1943970), (160, 1749573), (168, 1666260), (180, 1555176), (189, 1481120), (210, 1333008), (216, 1295980), (224, 1249695), (240, 1166382), (252, 1110840), (270, 1036784), (280, 999756), (288, 971985), (315, 888672), (336, 833130), (360, 777588), (378, 740560), (420, 666504), (432, 647990), (480, 583191), (504, 555420), (540, 518392), (560, 499878), (630, 444336), (672, 416565), (720, 388794), (756, 370280), (840, 333252), (864, 323995), (945, 296224), (1008, 277710), (1080, 259196), (1120, 249939), (1260, 222168), (1440, 194397), (1512, 185140), (1680, 166626), (1890, 148112), (2016, 138855), (2160, 129598), (2520, 111084), (3024, 92570), (3360, 83313), (3780, 74056), (4320, 64799), (5040, 55542), (6048, 46285), (7560, 37028), (9257, 30240), (10080, 27771), (15120, 18514)]