2156440320

素因数分解:

$2^8\times 3^6\times 5^1\times {\mathrm{2311}}^1$

素因数の和:2350

約数の個数: 252

約数和(自身を含む): 7747831056

約数和(自身を除く): 5591390736

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, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 729, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1458, 1620, 1728, 1920, 1944, 2160, 2304, 2311, 2430, 2592, 2880, 2916, 3240, 3456, 3645, 3840, 3888, 4320, 4622, 4860, 5184, 5760, 5832, 6480, 6912, 6933, 7290, 7776, 8640, 9244, 9720, 10368, 11520, 11555, 11664, 12960, 13866, 14580, 15552, 17280, 18488, 19440, 20736, 20799, 23110, 23328, 25920, 27732, 29160, 31104, 34560, 34665, 36976, 38880, 41598, 46220, 46656, 51840, 55464, 58320, 62208, 62397, 69330, 73952, 77760, 83196, 92440, 93312, 103680, 103995, 110928, 116640, 124794, 138660, 147904, 155520, 166392, 184880, 186624, 187191, 207990, 221856, 233280, 249588, 277320, 295808, 311040, 311985, 332784, 369760, 374382, 415980, 443712, 466560, 499176, 554640, 561573, 591616, 623970, 665568, 739520, 748764, 831960, 887424, 933120, 935955, 998352, 1109280, 1123146, 1247940, 1331136, 1479040, 1497528, 1663920, 1684719, 1774848, 1871910, 1996704, 2218560, 2246292, 2495880, 2662272, 2807865, 2958080, 2995056, 3327840, 3369438, 3743820, 3993408, 4437120, 4492584, 4991760, 5324544, 5615730, 5990112, 6655680, 6738876, 7487640, 7986816, 8423595, 8874240, 8985168, 9983520, 11231460, 11980224, 13311360, 13477752, 14975280, 15973632, 16847190, 17970336, 19967040, 22462920, 23960448, 26622720, 26955504, 29950560, 33694380, 35940672, 39934080, 44925840, 47920896, 53911008, 59901120, 67388760, 71881344, 79868160, 89851680, 107822016, 119802240, 134777520, 143762688, 179703360, 215644032, 239604480, 269555040, 359406720, 431288064, 539110080, 718813440, 1078220160, 2156440320]

約数ペア:

[(1, 2156440320), (2, 1078220160), (3, 718813440), (4, 539110080), (5, 431288064), (6, 359406720), (8, 269555040), (9, 239604480), (10, 215644032), (12, 179703360), (15, 143762688), (16, 134777520), (18, 119802240), (20, 107822016), (24, 89851680), (27, 79868160), (30, 71881344), (32, 67388760), (36, 59901120), (40, 53911008), (45, 47920896), (48, 44925840), (54, 39934080), (60, 35940672), (64, 33694380), (72, 29950560), (80, 26955504), (81, 26622720), (90, 23960448), (96, 22462920), (108, 19967040), (120, 17970336), (128, 16847190), (135, 15973632), (144, 14975280), (160, 13477752), (162, 13311360), (180, 11980224), (192, 11231460), (216, 9983520), (240, 8985168), (243, 8874240), (256, 8423595), (270, 7986816), (288, 7487640), (320, 6738876), (324, 6655680), (360, 5990112), (384, 5615730), (405, 5324544), (432, 4991760), (480, 4492584), (486, 4437120), (540, 3993408), (576, 3743820), (640, 3369438), (648, 3327840), (720, 2995056), (729, 2958080), (768, 2807865), (810, 2662272), (864, 2495880), (960, 2246292), (972, 2218560), (1080, 1996704), (1152, 1871910), (1215, 1774848), (1280, 1684719), (1296, 1663920), (1440, 1497528), (1458, 1479040), (1620, 1331136), (1728, 1247940), (1920, 1123146), (1944, 1109280), (2160, 998352), (2304, 935955), (2311, 933120), (2430, 887424), (2592, 831960), (2880, 748764), (2916, 739520), (3240, 665568), (3456, 623970), (3645, 591616), (3840, 561573), (3888, 554640), (4320, 499176), (4622, 466560), (4860, 443712), (5184, 415980), (5760, 374382), (5832, 369760), (6480, 332784), (6912, 311985), (6933, 311040), (7290, 295808), (7776, 277320), (8640, 249588), (9244, 233280), (9720, 221856), (10368, 207990), (11520, 187191), (11555, 186624), (11664, 184880), (12960, 166392), (13866, 155520), (14580, 147904), (15552, 138660), (17280, 124794), (18488, 116640), (19440, 110928), (20736, 103995), (20799, 103680), (23110, 93312), (23328, 92440), (25920, 83196), (27732, 77760), (29160, 73952), (31104, 69330), (34560, 62397), (34665, 62208), (36976, 58320), (38880, 55464), (41598, 51840), (46220, 46656)]