81968040

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2957}}^1$

素因数の和:2992

約数の個数: 192

約数和(自身を含む): 332242560

約数和(自身を除く): 250274520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 126, 132, 140, 154, 165, 168, 180, 198, 210, 220, 231, 252, 264, 280, 308, 315, 330, 360, 385, 396, 420, 440, 462, 495, 504, 616, 630, 660, 693, 770, 792, 840, 924, 990, 1155, 1260, 1320, 1386, 1540, 1848, 1980, 2310, 2520, 2772, 2957, 3080, 3465, 3960, 4620, 5544, 5914, 6930, 8871, 9240, 11828, 13860, 14785, 17742, 20699, 23656, 26613, 27720, 29570, 32527, 35484, 41398, 44355, 53226, 59140, 62097, 65054, 70968, 82796, 88710, 97581, 103495, 106452, 118280, 124194, 130108, 133065, 162635, 165592, 177420, 186291, 195162, 206990, 212904, 227689, 248388, 260216, 266130, 292743, 310485, 325270, 354840, 372582, 390324, 413980, 455378, 487905, 496776, 532260, 585486, 620970, 650540, 683067, 745164, 780648, 827960, 910756, 931455, 975810, 1064520, 1138445, 1170972, 1241940, 1301080, 1366134, 1463715, 1490328, 1821512, 1862910, 1951620, 2049201, 2276890, 2341944, 2483880, 2732268, 2927430, 3415335, 3725820, 3903240, 4098402, 4553780, 5464536, 5854860, 6830670, 7451640, 8196804, 9107560, 10246005, 11709720, 13661340, 16393608, 20492010, 27322680, 40984020, 81968040]

約数ペア:

[(1, 81968040), (2, 40984020), (3, 27322680), (4, 20492010), (5, 16393608), (6, 13661340), (7, 11709720), (8, 10246005), (9, 9107560), (10, 8196804), (11, 7451640), (12, 6830670), (14, 5854860), (15, 5464536), (18, 4553780), (20, 4098402), (21, 3903240), (22, 3725820), (24, 3415335), (28, 2927430), (30, 2732268), (33, 2483880), (35, 2341944), (36, 2276890), (40, 2049201), (42, 1951620), (44, 1862910), (45, 1821512), (55, 1490328), (56, 1463715), (60, 1366134), (63, 1301080), (66, 1241940), (70, 1170972), (72, 1138445), (77, 1064520), (84, 975810), (88, 931455), (90, 910756), (99, 827960), (105, 780648), (110, 745164), (120, 683067), (126, 650540), (132, 620970), (140, 585486), (154, 532260), (165, 496776), (168, 487905), (180, 455378), (198, 413980), (210, 390324), (220, 372582), (231, 354840), (252, 325270), (264, 310485), (280, 292743), (308, 266130), (315, 260216), (330, 248388), (360, 227689), (385, 212904), (396, 206990), (420, 195162), (440, 186291), (462, 177420), (495, 165592), (504, 162635), (616, 133065), (630, 130108), (660, 124194), (693, 118280), (770, 106452), (792, 103495), (840, 97581), (924, 88710), (990, 82796), (1155, 70968), (1260, 65054), (1320, 62097), (1386, 59140), (1540, 53226), (1848, 44355), (1980, 41398), (2310, 35484), (2520, 32527), (2772, 29570), (2957, 27720), (3080, 26613), (3465, 23656), (3960, 20699), (4620, 17742), (5544, 14785), (5914, 13860), (6930, 11828), (8871, 9240)]