27871480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:94

約数の個数: 192

約数和(自身を含む): 84326400

約数和(自身を除く): 56454920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 31, 35, 38, 40, 52, 56, 62, 65, 70, 76, 91, 95, 104, 124, 130, 133, 140, 152, 155, 169, 182, 190, 217, 247, 248, 260, 266, 280, 310, 338, 364, 380, 403, 434, 455, 494, 520, 532, 589, 620, 665, 676, 728, 760, 806, 845, 868, 910, 988, 1064, 1085, 1178, 1183, 1235, 1240, 1330, 1352, 1612, 1690, 1729, 1736, 1820, 1976, 2015, 2170, 2356, 2366, 2470, 2660, 2821, 2945, 3211, 3224, 3380, 3458, 3640, 4030, 4123, 4340, 4712, 4732, 4940, 5239, 5320, 5642, 5890, 5915, 6422, 6760, 6916, 7657, 8060, 8246, 8645, 8680, 9464, 9880, 10478, 11284, 11780, 11830, 12844, 13832, 14105, 15314, 16055, 16120, 16492, 17290, 20615, 20956, 22477, 22568, 23560, 23660, 25688, 26195, 28210, 30628, 32110, 32984, 34580, 36673, 38285, 41230, 41912, 44954, 47320, 52390, 53599, 56420, 61256, 64220, 69160, 73346, 76570, 82460, 89908, 99541, 104780, 107198, 112385, 112840, 128440, 146692, 153140, 164920, 179816, 183365, 199082, 209560, 214396, 224770, 267995, 293384, 306280, 366730, 398164, 428792, 449540, 497705, 535990, 696787, 733460, 796328, 899080, 995410, 1071980, 1393574, 1466920, 1990820, 2143960, 2787148, 3483935, 3981640, 5574296, 6967870, 13935740, 27871480]

約数ペア:

[(1, 27871480), (2, 13935740), (4, 6967870), (5, 5574296), (7, 3981640), (8, 3483935), (10, 2787148), (13, 2143960), (14, 1990820), (19, 1466920), (20, 1393574), (26, 1071980), (28, 995410), (31, 899080), (35, 796328), (38, 733460), (40, 696787), (52, 535990), (56, 497705), (62, 449540), (65, 428792), (70, 398164), (76, 366730), (91, 306280), (95, 293384), (104, 267995), (124, 224770), (130, 214396), (133, 209560), (140, 199082), (152, 183365), (155, 179816), (169, 164920), (182, 153140), (190, 146692), (217, 128440), (247, 112840), (248, 112385), (260, 107198), (266, 104780), (280, 99541), (310, 89908), (338, 82460), (364, 76570), (380, 73346), (403, 69160), (434, 64220), (455, 61256), (494, 56420), (520, 53599), (532, 52390), (589, 47320), (620, 44954), (665, 41912), (676, 41230), (728, 38285), (760, 36673), (806, 34580), (845, 32984), (868, 32110), (910, 30628), (988, 28210), (1064, 26195), (1085, 25688), (1178, 23660), (1183, 23560), (1235, 22568), (1240, 22477), (1330, 20956), (1352, 20615), (1612, 17290), (1690, 16492), (1729, 16120), (1736, 16055), (1820, 15314), (1976, 14105), (2015, 13832), (2170, 12844), (2356, 11830), (2366, 11780), (2470, 11284), (2660, 10478), (2821, 9880), (2945, 9464), (3211, 8680), (3224, 8645), (3380, 8246), (3458, 8060), (3640, 7657), (4030, 6916), (4123, 6760), (4340, 6422), (4712, 5915), (4732, 5890), (4940, 5642), (5239, 5320)]