20196603180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{25919}}^1$

素因数の和:25990

約数の個数: 240

約数和(自身を含む): 70077934080

約数和(自身を除く): 49881330900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 37, 39, 45, 52, 54, 60, 65, 74, 78, 81, 90, 108, 111, 117, 130, 135, 148, 156, 162, 180, 185, 195, 222, 234, 260, 270, 324, 333, 351, 370, 390, 405, 444, 468, 481, 540, 555, 585, 666, 702, 740, 780, 810, 962, 999, 1053, 1110, 1170, 1332, 1404, 1443, 1620, 1665, 1755, 1924, 1998, 2106, 2220, 2340, 2405, 2886, 2997, 3330, 3510, 3996, 4212, 4329, 4810, 4995, 5265, 5772, 5994, 6660, 7020, 7215, 8658, 9620, 9990, 10530, 11988, 12987, 14430, 14985, 17316, 19980, 21060, 21645, 25919, 25974, 28860, 29970, 38961, 43290, 51838, 51948, 59940, 64935, 77757, 77922, 86580, 103676, 129595, 129870, 155514, 155844, 194805, 233271, 259190, 259740, 311028, 336947, 388785, 389610, 466542, 518380, 673894, 699813, 777570, 779220, 933084, 959003, 1010841, 1166355, 1347788, 1399626, 1555140, 1684735, 1918006, 2021682, 2099439, 2332710, 2799252, 2877009, 3032523, 3369470, 3499065, 3836012, 4043364, 4198878, 4665420, 4795015, 5054205, 5754018, 6065046, 6738940, 6998130, 8397756, 8631027, 9097569, 9590030, 10108410, 10497195, 11508036, 12130092, 12467039, 13996260, 14385045, 15162615, 17262054, 18195138, 19180060, 20216820, 20994390, 24934078, 25893081, 27292707, 28770090, 30325230, 34524108, 36390276, 37401117, 41988780, 43155135, 45487845, 49868156, 51786162, 54585414, 57540180, 60650460, 62335195, 74802234, 77679243, 86310270, 90975690, 103572324, 109170828, 112203351, 124670390, 129465405, 136463535, 149604468, 155358486, 172620540, 181951380, 187005585, 224406702, 249340780, 258930810, 272927070, 310716972, 336610053, 374011170, 388396215, 448813404, 517861620, 545854140, 561016755, 673220106, 748022340, 776792430, 1009830159, 1122033510, 1346440212, 1553584860, 1683050265, 2019660318, 2244067020, 3366100530, 4039320636, 5049150795, 6732201060, 10098301590, 20196603180]

約数ペア:

[(1, 20196603180), (2, 10098301590), (3, 6732201060), (4, 5049150795), (5, 4039320636), (6, 3366100530), (9, 2244067020), (10, 2019660318), (12, 1683050265), (13, 1553584860), (15, 1346440212), (18, 1122033510), (20, 1009830159), (26, 776792430), (27, 748022340), (30, 673220106), (36, 561016755), (37, 545854140), (39, 517861620), (45, 448813404), (52, 388396215), (54, 374011170), (60, 336610053), (65, 310716972), (74, 272927070), (78, 258930810), (81, 249340780), (90, 224406702), (108, 187005585), (111, 181951380), (117, 172620540), (130, 155358486), (135, 149604468), (148, 136463535), (156, 129465405), (162, 124670390), (180, 112203351), (185, 109170828), (195, 103572324), (222, 90975690), (234, 86310270), (260, 77679243), (270, 74802234), (324, 62335195), (333, 60650460), (351, 57540180), (370, 54585414), (390, 51786162), (405, 49868156), (444, 45487845), (468, 43155135), (481, 41988780), (540, 37401117), (555, 36390276), (585, 34524108), (666, 30325230), (702, 28770090), (740, 27292707), (780, 25893081), (810, 24934078), (962, 20994390), (999, 20216820), (1053, 19180060), (1110, 18195138), (1170, 17262054), (1332, 15162615), (1404, 14385045), (1443, 13996260), (1620, 12467039), (1665, 12130092), (1755, 11508036), (1924, 10497195), (1998, 10108410), (2106, 9590030), (2220, 9097569), (2340, 8631027), (2405, 8397756), (2886, 6998130), (2997, 6738940), (3330, 6065046), (3510, 5754018), (3996, 5054205), (4212, 4795015), (4329, 4665420), (4810, 4198878), (4995, 4043364), (5265, 3836012), (5772, 3499065), (5994, 3369470), (6660, 3032523), (7020, 2877009), (7215, 2799252), (8658, 2332710), (9620, 2099439), (9990, 2021682), (10530, 1918006), (11988, 1684735), (12987, 1555140), (14430, 1399626), (14985, 1347788), (17316, 1166355), (19980, 1010841), (21060, 959003), (21645, 933084), (25919, 779220), (25974, 777570), (28860, 699813), (29970, 673894), (38961, 518380), (43290, 466542), (51838, 389610), (51948, 388785), (59940, 336947), (64935, 311028), (77757, 259740), (77922, 259190), (86580, 233271), (103676, 194805), (129595, 155844), (129870, 155514)]