20168939760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1787}}^1$

素因数の和:1912

約数の個数: 320

約数和(自身を含む): 67939651584

約数和(自身を除く): 47770711824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 37, 40, 41, 48, 60, 62, 74, 80, 82, 93, 111, 120, 123, 124, 148, 155, 164, 185, 186, 205, 222, 240, 246, 248, 296, 310, 328, 370, 372, 410, 444, 465, 492, 496, 555, 592, 615, 620, 656, 740, 744, 820, 888, 930, 984, 1110, 1147, 1230, 1240, 1271, 1480, 1488, 1517, 1640, 1776, 1787, 1860, 1968, 2220, 2294, 2460, 2480, 2542, 2960, 3034, 3280, 3441, 3574, 3720, 3813, 4440, 4551, 4588, 4920, 5084, 5361, 5735, 6068, 6355, 6882, 7148, 7440, 7585, 7626, 8880, 8935, 9102, 9176, 9840, 10168, 10722, 11470, 12136, 12710, 13764, 14296, 15170, 15252, 17205, 17870, 18204, 18352, 19065, 20336, 21444, 22755, 22940, 24272, 25420, 26805, 27528, 28592, 30340, 30504, 34410, 35740, 36408, 38130, 42888, 45510, 45880, 47027, 50840, 53610, 55056, 55397, 60680, 61008, 66119, 68820, 71480, 72816, 73267, 76260, 85776, 91020, 91760, 94054, 101680, 107220, 110794, 121360, 132238, 137640, 141081, 142960, 146534, 152520, 166191, 182040, 188108, 198357, 214440, 219801, 221588, 235135, 264476, 275280, 276985, 282162, 293068, 305040, 330595, 332382, 364080, 366335, 376216, 396714, 428880, 439602, 443176, 470270, 528952, 553970, 564324, 586136, 661190, 664764, 705405, 732670, 752432, 793428, 830955, 879204, 886352, 940540, 991785, 1057904, 1099005, 1107940, 1128648, 1172272, 1322380, 1329528, 1410810, 1465340, 1586856, 1661910, 1758408, 1881080, 1983570, 2049689, 2198010, 2215880, 2257296, 2271277, 2644760, 2659056, 2710879, 2821620, 2930680, 3173712, 3323820, 3516816, 3762160, 3967140, 4099378, 4396020, 4431760, 4542554, 5289520, 5421758, 5643240, 5861360, 6149067, 6647640, 6813831, 7934280, 8132637, 8198756, 8792040, 9085108, 10248445, 10843516, 11286480, 11356385, 12298134, 13295280, 13554395, 13627662, 15868560, 16265274, 16397512, 17584080, 18170216, 20496890, 21687032, 22712770, 24596268, 27108790, 27255324, 30745335, 32530548, 32795024, 34069155, 36340432, 40663185, 40993780, 43374064, 45425540, 49192536, 54217580, 54510648, 61490670, 65061096, 68138310, 81326370, 81987560, 84037249, 90851080, 98385072, 108435160, 109021296, 122981340, 130122192, 136276620, 162652740, 163975120, 168074498, 181702160, 216870320, 245962680, 252111747, 272553240, 325305480, 336148996, 420186245, 491925360, 504223494, 545106480, 650610960, 672297992, 840372490, 1008446988, 1260558735, 1344595984, 1680744980, 2016893976, 2521117470, 3361489960, 4033787952, 5042234940, 6722979920, 10084469880, 20168939760]

約数ペア:

[(1, 20168939760), (2, 10084469880), (3, 6722979920), (4, 5042234940), (5, 4033787952), (6, 3361489960), (8, 2521117470), (10, 2016893976), (12, 1680744980), (15, 1344595984), (16, 1260558735), (20, 1008446988), (24, 840372490), (30, 672297992), (31, 650610960), (37, 545106480), (40, 504223494), (41, 491925360), (48, 420186245), (60, 336148996), (62, 325305480), (74, 272553240), (80, 252111747), (82, 245962680), (93, 216870320), (111, 181702160), (120, 168074498), (123, 163975120), (124, 162652740), (148, 136276620), (155, 130122192), (164, 122981340), (185, 109021296), (186, 108435160), (205, 98385072), (222, 90851080), (240, 84037249), (246, 81987560), (248, 81326370), (296, 68138310), (310, 65061096), (328, 61490670), (370, 54510648), (372, 54217580), (410, 49192536), (444, 45425540), (465, 43374064), (492, 40993780), (496, 40663185), (555, 36340432), (592, 34069155), (615, 32795024), (620, 32530548), (656, 30745335), (740, 27255324), (744, 27108790), (820, 24596268), (888, 22712770), (930, 21687032), (984, 20496890), (1110, 18170216), (1147, 17584080), (1230, 16397512), (1240, 16265274), (1271, 15868560), (1480, 13627662), (1488, 13554395), (1517, 13295280), (1640, 12298134), (1776, 11356385), (1787, 11286480), (1860, 10843516), (1968, 10248445), (2220, 9085108), (2294, 8792040), (2460, 8198756), (2480, 8132637), (2542, 7934280), (2960, 6813831), (3034, 6647640), (3280, 6149067), (3441, 5861360), (3574, 5643240), (3720, 5421758), (3813, 5289520), (4440, 4542554), (4551, 4431760), (4588, 4396020), (4920, 4099378), (5084, 3967140), (5361, 3762160), (5735, 3516816), (6068, 3323820), (6355, 3173712), (6882, 2930680), (7148, 2821620), (7440, 2710879), (7585, 2659056), (7626, 2644760), (8880, 2271277), (8935, 2257296), (9102, 2215880), (9176, 2198010), (9840, 2049689), (10168, 1983570), (10722, 1881080), (11470, 1758408), (12136, 1661910), (12710, 1586856), (13764, 1465340), (14296, 1410810), (15170, 1329528), (15252, 1322380), (17205, 1172272), (17870, 1128648), (18204, 1107940), (18352, 1099005), (19065, 1057904), (20336, 991785), (21444, 940540), (22755, 886352), (22940, 879204), (24272, 830955), (25420, 793428), (26805, 752432), (27528, 732670), (28592, 705405), (30340, 664764), (30504, 661190), (34410, 586136), (35740, 564324), (36408, 553970), (38130, 528952), (42888, 470270), (45510, 443176), (45880, 439602), (47027, 428880), (50840, 396714), (53610, 376216), (55056, 366335), (55397, 364080), (60680, 332382), (61008, 330595), (66119, 305040), (68820, 293068), (71480, 282162), (72816, 276985), (73267, 275280), (76260, 264476), (85776, 235135), (91020, 221588), (91760, 219801), (94054, 214440), (101680, 198357), (107220, 188108), (110794, 182040), (121360, 166191), (132238, 152520), (137640, 146534), (141081, 142960)]