1788467040

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{137999}}^1$

素因数の和:138026

約数の個数: 120

約数和(自身を含む): 6311844000

約数和(自身を除く): 4523376960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 137999, 275998, 413997, 551996, 689995, 827994, 1103992, 1241991, 1379990, 1655988, 2069985, 2207984, 2483982, 2759980, 3311976, 3725973, 4139970, 4415968, 4967964, 5519960, 6209955, 6623952, 7451946, 8279940, 9935928, 11039920, 11177919, 12419910, 13247904, 14903892, 16559880, 18629865, 19871856, 22079840, 22355838, 24839820, 29807784, 33119760, 37259730, 39743712, 44711676, 49679640, 55889595, 59615568, 66239520, 74519460, 89423352, 99359280, 111779190, 119231136, 149038920, 178846704, 198718560, 223558380, 298077840, 357693408, 447116760, 596155680, 894233520, 1788467040]

約数ペア:

[(1, 1788467040), (2, 894233520), (3, 596155680), (4, 447116760), (5, 357693408), (6, 298077840), (8, 223558380), (9, 198718560), (10, 178846704), (12, 149038920), (15, 119231136), (16, 111779190), (18, 99359280), (20, 89423352), (24, 74519460), (27, 66239520), (30, 59615568), (32, 55889595), (36, 49679640), (40, 44711676), (45, 39743712), (48, 37259730), (54, 33119760), (60, 29807784), (72, 24839820), (80, 22355838), (81, 22079840), (90, 19871856), (96, 18629865), (108, 16559880), (120, 14903892), (135, 13247904), (144, 12419910), (160, 11177919), (162, 11039920), (180, 9935928), (216, 8279940), (240, 7451946), (270, 6623952), (288, 6209955), (324, 5519960), (360, 4967964), (405, 4415968), (432, 4139970), (480, 3725973), (540, 3311976), (648, 2759980), (720, 2483982), (810, 2207984), (864, 2069985), (1080, 1655988), (1296, 1379990), (1440, 1241991), (1620, 1103992), (2160, 827994), (2592, 689995), (3240, 551996), (4320, 413997), (6480, 275998), (12960, 137999)]