15678720120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{15413}}^1$

素因数の和:15614

約数の個数: 192

約数和(自身を含む): 55035378720

約数和(自身を除く): 39356658600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 173, 196, 210, 245, 280, 294, 346, 392, 420, 490, 519, 588, 692, 735, 840, 865, 980, 1038, 1176, 1211, 1384, 1470, 1730, 1960, 2076, 2422, 2595, 2940, 3460, 3633, 4152, 4844, 5190, 5880, 6055, 6920, 7266, 8477, 9688, 10380, 12110, 14532, 15413, 16954, 18165, 20760, 24220, 25431, 29064, 30826, 33908, 36330, 42385, 46239, 48440, 50862, 61652, 67816, 72660, 77065, 84770, 92478, 101724, 107891, 123304, 127155, 145320, 154130, 169540, 184956, 203448, 215782, 231195, 254310, 308260, 323673, 339080, 369912, 431564, 462390, 508620, 539455, 616520, 647346, 755237, 863128, 924780, 1017240, 1078910, 1294692, 1510474, 1618365, 1849560, 2157820, 2265711, 2589384, 2666449, 3020948, 3236730, 3776185, 4315640, 4531422, 5332898, 6041896, 6473460, 7552370, 7999347, 9062844, 10665796, 11328555, 12946920, 13332245, 15104740, 15998694, 18125688, 18665143, 21331592, 22657110, 26664490, 30209480, 31997388, 37330286, 39996735, 45314220, 53328980, 55995429, 63994776, 74660572, 79993470, 90628440, 93325715, 106657960, 111990858, 130656001, 149321144, 159986940, 186651430, 223981716, 261312002, 279977145, 319973880, 373302860, 391968003, 447963432, 522624004, 559954290, 653280005, 746605720, 783936006, 1045248008, 1119908580, 1306560010, 1567872012, 1959840015, 2239817160, 2613120020, 3135744024, 3919680030, 5226240040, 7839360060, 15678720120]

約数ペア:

[(1, 15678720120), (2, 7839360060), (3, 5226240040), (4, 3919680030), (5, 3135744024), (6, 2613120020), (7, 2239817160), (8, 1959840015), (10, 1567872012), (12, 1306560010), (14, 1119908580), (15, 1045248008), (20, 783936006), (21, 746605720), (24, 653280005), (28, 559954290), (30, 522624004), (35, 447963432), (40, 391968003), (42, 373302860), (49, 319973880), (56, 279977145), (60, 261312002), (70, 223981716), (84, 186651430), (98, 159986940), (105, 149321144), (120, 130656001), (140, 111990858), (147, 106657960), (168, 93325715), (173, 90628440), (196, 79993470), (210, 74660572), (245, 63994776), (280, 55995429), (294, 53328980), (346, 45314220), (392, 39996735), (420, 37330286), (490, 31997388), (519, 30209480), (588, 26664490), (692, 22657110), (735, 21331592), (840, 18665143), (865, 18125688), (980, 15998694), (1038, 15104740), (1176, 13332245), (1211, 12946920), (1384, 11328555), (1470, 10665796), (1730, 9062844), (1960, 7999347), (2076, 7552370), (2422, 6473460), (2595, 6041896), (2940, 5332898), (3460, 4531422), (3633, 4315640), (4152, 3776185), (4844, 3236730), (5190, 3020948), (5880, 2666449), (6055, 2589384), (6920, 2265711), (7266, 2157820), (8477, 1849560), (9688, 1618365), (10380, 1510474), (12110, 1294692), (14532, 1078910), (15413, 1017240), (16954, 924780), (18165, 863128), (20760, 755237), (24220, 647346), (25431, 616520), (29064, 539455), (30826, 508620), (33908, 462390), (36330, 431564), (42385, 369912), (46239, 339080), (48440, 323673), (50862, 308260), (61652, 254310), (67816, 231195), (72660, 215782), (77065, 203448), (84770, 184956), (92478, 169540), (101724, 154130), (107891, 145320), (123304, 127155)]