54870480

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:239

約数の個数: 320

約数和(自身を含む): 228556800

約数和(自身を除く): 173686320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 152, 168, 171, 180, 189, 190, 191, 210, 216, 228, 240, 252, 266, 270, 280, 285, 304, 315, 336, 342, 360, 378, 380, 382, 399, 420, 432, 456, 504, 513, 532, 540, 560, 570, 573, 630, 665, 684, 720, 756, 760, 764, 798, 840, 855, 912, 945, 955, 1008, 1026, 1064, 1080, 1140, 1146, 1197, 1260, 1330, 1337, 1368, 1512, 1520, 1528, 1596, 1680, 1710, 1719, 1890, 1910, 1995, 2052, 2128, 2160, 2280, 2292, 2394, 2520, 2565, 2660, 2674, 2736, 2865, 3024, 3056, 3192, 3420, 3438, 3591, 3629, 3780, 3820, 3990, 4011, 4104, 4560, 4584, 4788, 5040, 5130, 5157, 5320, 5348, 5730, 5985, 6384, 6685, 6840, 6876, 7182, 7258, 7560, 7640, 7980, 8022, 8208, 8595, 9168, 9576, 10260, 10314, 10640, 10696, 10887, 11460, 11970, 12033, 13370, 13680, 13752, 14364, 14516, 15120, 15280, 15960, 16044, 17190, 17955, 18145, 19152, 20055, 20520, 20628, 21392, 21774, 22920, 23940, 24066, 25403, 25785, 26740, 27504, 28728, 29032, 31920, 32088, 32661, 34380, 35910, 36099, 36290, 40110, 41040, 41256, 43548, 45840, 47880, 48132, 50806, 51570, 53480, 54435, 57456, 58064, 60165, 64176, 65322, 68760, 71820, 72198, 72580, 76209, 80220, 82512, 87096, 95760, 96264, 97983, 101612, 103140, 106960, 108870, 120330, 127015, 130644, 137520, 143640, 144396, 145160, 152418, 160440, 163305, 174192, 180495, 192528, 195966, 203224, 206280, 217740, 228627, 240660, 254030, 261288, 287280, 288792, 290320, 304836, 320880, 326610, 360990, 381045, 391932, 406448, 412560, 435480, 457254, 481320, 489915, 508060, 522576, 577584, 609672, 653220, 685881, 721980, 762090, 783864, 870960, 914508, 962640, 979830, 1016120, 1143135, 1219344, 1306440, 1371762, 1443960, 1524180, 1567728, 1829016, 1959660, 2032240, 2286270, 2612880, 2743524, 2887920, 3048360, 3429405, 3658032, 3919320, 4572540, 5487048, 6096720, 6858810, 7838640, 9145080, 10974096, 13717620, 18290160, 27435240, 54870480]

約数ペア:

[(1, 54870480), (2, 27435240), (3, 18290160), (4, 13717620), (5, 10974096), (6, 9145080), (7, 7838640), (8, 6858810), (9, 6096720), (10, 5487048), (12, 4572540), (14, 3919320), (15, 3658032), (16, 3429405), (18, 3048360), (19, 2887920), (20, 2743524), (21, 2612880), (24, 2286270), (27, 2032240), (28, 1959660), (30, 1829016), (35, 1567728), (36, 1524180), (38, 1443960), (40, 1371762), (42, 1306440), (45, 1219344), (48, 1143135), (54, 1016120), (56, 979830), (57, 962640), (60, 914508), (63, 870960), (70, 783864), (72, 762090), (76, 721980), (80, 685881), (84, 653220), (90, 609672), (95, 577584), (105, 522576), (108, 508060), (112, 489915), (114, 481320), (120, 457254), (126, 435480), (133, 412560), (135, 406448), (140, 391932), (144, 381045), (152, 360990), (168, 326610), (171, 320880), (180, 304836), (189, 290320), (190, 288792), (191, 287280), (210, 261288), (216, 254030), (228, 240660), (240, 228627), (252, 217740), (266, 206280), (270, 203224), (280, 195966), (285, 192528), (304, 180495), (315, 174192), (336, 163305), (342, 160440), (360, 152418), (378, 145160), (380, 144396), (382, 143640), (399, 137520), (420, 130644), (432, 127015), (456, 120330), (504, 108870), (513, 106960), (532, 103140), (540, 101612), (560, 97983), (570, 96264), (573, 95760), (630, 87096), (665, 82512), (684, 80220), (720, 76209), (756, 72580), (760, 72198), (764, 71820), (798, 68760), (840, 65322), (855, 64176), (912, 60165), (945, 58064), (955, 57456), (1008, 54435), (1026, 53480), (1064, 51570), (1080, 50806), (1140, 48132), (1146, 47880), (1197, 45840), (1260, 43548), (1330, 41256), (1337, 41040), (1368, 40110), (1512, 36290), (1520, 36099), (1528, 35910), (1596, 34380), (1680, 32661), (1710, 32088), (1719, 31920), (1890, 29032), (1910, 28728), (1995, 27504), (2052, 26740), (2128, 25785), (2160, 25403), (2280, 24066), (2292, 23940), (2394, 22920), (2520, 21774), (2565, 21392), (2660, 20628), (2674, 20520), (2736, 20055), (2865, 19152), (3024, 18145), (3056, 17955), (3192, 17190), (3420, 16044), (3438, 15960), (3591, 15280), (3629, 15120), (3780, 14516), (3820, 14364), (3990, 13752), (4011, 13680), (4104, 13370), (4560, 12033), (4584, 11970), (4788, 11460), (5040, 10887), (5130, 10696), (5157, 10640), (5320, 10314), (5348, 10260), (5730, 9576), (5985, 9168), (6384, 8595), (6685, 8208), (6840, 8022), (6876, 7980), (7182, 7640), (7258, 7560)]