20789941680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4373}}^1$

素因数の和:4497

約数の個数: 320

約数和(自身を含む): 74978058240

約数和(自身を除く): 54188116560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 71, 72, 80, 90, 93, 108, 120, 124, 135, 142, 144, 155, 180, 186, 213, 216, 240, 248, 270, 279, 284, 310, 355, 360, 372, 426, 432, 465, 496, 540, 558, 568, 620, 639, 710, 720, 744, 837, 852, 930, 1065, 1080, 1116, 1136, 1240, 1278, 1395, 1420, 1488, 1674, 1704, 1860, 1917, 2130, 2160, 2201, 2232, 2480, 2556, 2790, 2840, 3195, 3348, 3408, 3720, 3834, 4185, 4260, 4373, 4402, 4464, 5112, 5580, 5680, 6390, 6603, 6696, 7440, 7668, 8370, 8520, 8746, 8804, 9585, 10224, 11005, 11160, 12780, 13119, 13206, 13392, 15336, 16740, 17040, 17492, 17608, 19170, 19809, 21865, 22010, 22320, 25560, 26238, 26412, 30672, 33015, 33480, 34984, 35216, 38340, 39357, 39618, 43730, 44020, 51120, 52476, 52824, 59427, 65595, 66030, 66960, 69968, 76680, 78714, 79236, 87460, 88040, 99045, 104952, 105648, 118071, 118854, 131190, 132060, 135563, 153360, 157428, 158472, 174920, 176080, 196785, 198090, 209904, 236142, 237708, 262380, 264120, 271126, 297135, 310483, 314856, 316944, 349840, 393570, 396180, 406689, 472284, 475416, 524760, 528240, 542252, 590355, 594270, 620966, 629712, 677815, 787140, 792360, 813378, 931449, 944568, 950832, 1049520, 1084504, 1180710, 1188540, 1220067, 1241932, 1355630, 1552415, 1574280, 1584720, 1626756, 1862898, 1889136, 2033445, 2169008, 2361420, 2377080, 2440134, 2483864, 2711260, 2794347, 3104830, 3148560, 3253512, 3660201, 3725796, 4066890, 4657245, 4722840, 4754160, 4880268, 4967728, 5422520, 5588694, 6100335, 6209660, 6507024, 7320402, 7451592, 8133780, 8383041, 9314490, 9445680, 9624973, 9760536, 10845040, 11177388, 12200670, 12419320, 13971735, 14640804, 14903184, 16267560, 16766082, 18301005, 18628980, 19249946, 19521072, 22354776, 24401340, 24838640, 27943470, 28874919, 29281608, 32535120, 33532164, 36602010, 37257960, 38499892, 41915205, 44709552, 48124865, 48802680, 55886940, 57749838, 58563216, 67064328, 73204020, 74515920, 76999784, 83830410, 86624757, 96249730, 97605360, 111773880, 115499676, 134128656, 144374595, 146408040, 153999568, 167660820, 173249514, 192499460, 223547760, 230999352, 259874271, 288749190, 292816080, 335321640, 346499028, 384998920, 433123785, 461998704, 519748542, 577498380, 670643280, 692998056, 769997840, 866247570, 1039497084, 1154996760, 1299371355, 1385996112, 1732495140, 2078994168, 2309993520, 2598742710, 3464990280, 4157988336, 5197485420, 6929980560, 10394970840, 20789941680]

約数ペア:

[(1, 20789941680), (2, 10394970840), (3, 6929980560), (4, 5197485420), (5, 4157988336), (6, 3464990280), (8, 2598742710), (9, 2309993520), (10, 2078994168), (12, 1732495140), (15, 1385996112), (16, 1299371355), (18, 1154996760), (20, 1039497084), (24, 866247570), (27, 769997840), (30, 692998056), (31, 670643280), (36, 577498380), (40, 519748542), (45, 461998704), (48, 433123785), (54, 384998920), (60, 346499028), (62, 335321640), (71, 292816080), (72, 288749190), (80, 259874271), (90, 230999352), (93, 223547760), (108, 192499460), (120, 173249514), (124, 167660820), (135, 153999568), (142, 146408040), (144, 144374595), (155, 134128656), (180, 115499676), (186, 111773880), (213, 97605360), (216, 96249730), (240, 86624757), (248, 83830410), (270, 76999784), (279, 74515920), (284, 73204020), (310, 67064328), (355, 58563216), (360, 57749838), (372, 55886940), (426, 48802680), (432, 48124865), (465, 44709552), (496, 41915205), (540, 38499892), (558, 37257960), (568, 36602010), (620, 33532164), (639, 32535120), (710, 29281608), (720, 28874919), (744, 27943470), (837, 24838640), (852, 24401340), (930, 22354776), (1065, 19521072), (1080, 19249946), (1116, 18628980), (1136, 18301005), (1240, 16766082), (1278, 16267560), (1395, 14903184), (1420, 14640804), (1488, 13971735), (1674, 12419320), (1704, 12200670), (1860, 11177388), (1917, 10845040), (2130, 9760536), (2160, 9624973), (2201, 9445680), (2232, 9314490), (2480, 8383041), (2556, 8133780), (2790, 7451592), (2840, 7320402), (3195, 6507024), (3348, 6209660), (3408, 6100335), (3720, 5588694), (3834, 5422520), (4185, 4967728), (4260, 4880268), (4373, 4754160), (4402, 4722840), (4464, 4657245), (5112, 4066890), (5580, 3725796), (5680, 3660201), (6390, 3253512), (6603, 3148560), (6696, 3104830), (7440, 2794347), (7668, 2711260), (8370, 2483864), (8520, 2440134), (8746, 2377080), (8804, 2361420), (9585, 2169008), (10224, 2033445), (11005, 1889136), (11160, 1862898), (12780, 1626756), (13119, 1584720), (13206, 1574280), (13392, 1552415), (15336, 1355630), (16740, 1241932), (17040, 1220067), (17492, 1188540), (17608, 1180710), (19170, 1084504), (19809, 1049520), (21865, 950832), (22010, 944568), (22320, 931449), (25560, 813378), (26238, 792360), (26412, 787140), (30672, 677815), (33015, 629712), (33480, 620966), (34984, 594270), (35216, 590355), (38340, 542252), (39357, 528240), (39618, 524760), (43730, 475416), (44020, 472284), (51120, 406689), (52476, 396180), (52824, 393570), (59427, 349840), (65595, 316944), (66030, 314856), (66960, 310483), (69968, 297135), (76680, 271126), (78714, 264120), (79236, 262380), (87460, 237708), (88040, 236142), (99045, 209904), (104952, 198090), (105648, 196785), (118071, 176080), (118854, 174920), (131190, 158472), (132060, 157428), (135563, 153360)]