21960712320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1\times {\mathrm{577}}^1$

素因数の和:1103

約数の個数: 256

約数和(自身を含む): 71907454080

約数和(自身を除く): 49946741760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 258, 320, 344, 384, 430, 461, 480, 516, 577, 640, 645, 688, 860, 922, 960, 1032, 1154, 1290, 1376, 1383, 1720, 1731, 1844, 1920, 2064, 2305, 2308, 2580, 2752, 2766, 2885, 3440, 3462, 3688, 4128, 4610, 4616, 5160, 5504, 5532, 5770, 6880, 6915, 6924, 7376, 8256, 8655, 9220, 9232, 10320, 11064, 11540, 13760, 13830, 13848, 14752, 16512, 17310, 18440, 18464, 19823, 20640, 22128, 23080, 24811, 27520, 27660, 27696, 29504, 34620, 36880, 36928, 39646, 41280, 44256, 46160, 49622, 55320, 55392, 59008, 59469, 69240, 73760, 73856, 74433, 79292, 82560, 88512, 92320, 99115, 99244, 110640, 110784, 118938, 124055, 138480, 147520, 148866, 158584, 177024, 184640, 198230, 198488, 221280, 221568, 237876, 248110, 265997, 276960, 295040, 297345, 297732, 317168, 369280, 372165, 396460, 396976, 442560, 475752, 496220, 531994, 553920, 594690, 595464, 634336, 744330, 792920, 793952, 797991, 885120, 951504, 992440, 1063988, 1107840, 1189380, 1190928, 1268672, 1329985, 1488660, 1585840, 1587904, 1595982, 1903008, 1984880, 2127976, 2378760, 2381856, 2537344, 2659970, 2977320, 3171680, 3175808, 3191964, 3806016, 3969760, 3989955, 4255952, 4757520, 4763712, 5319940, 5954640, 6343360, 6383928, 7612032, 7939520, 7979910, 8511904, 9515040, 9527424, 10639880, 11437871, 11909280, 12686720, 12767856, 15879040, 15959820, 17023808, 19030080, 21279760, 22875742, 23818560, 25535712, 31919640, 34047616, 34313613, 38060160, 42559520, 45751484, 47637120, 51071424, 57189355, 63839280, 68627226, 85119040, 91502968, 102142848, 114378710, 127678560, 137254452, 170238080, 171568065, 183005936, 228757420, 255357120, 274508904, 343136130, 366011872, 457514840, 510714240, 549017808, 686272260, 732023744, 915029680, 1098035616, 1372544520, 1464047488, 1830059360, 2196071232, 2745089040, 3660118720, 4392142464, 5490178080, 7320237440, 10980356160, 21960712320]

約数ペア:

[(1, 21960712320), (2, 10980356160), (3, 7320237440), (4, 5490178080), (5, 4392142464), (6, 3660118720), (8, 2745089040), (10, 2196071232), (12, 1830059360), (15, 1464047488), (16, 1372544520), (20, 1098035616), (24, 915029680), (30, 732023744), (32, 686272260), (40, 549017808), (43, 510714240), (48, 457514840), (60, 366011872), (64, 343136130), (80, 274508904), (86, 255357120), (96, 228757420), (120, 183005936), (128, 171568065), (129, 170238080), (160, 137254452), (172, 127678560), (192, 114378710), (215, 102142848), (240, 91502968), (258, 85119040), (320, 68627226), (344, 63839280), (384, 57189355), (430, 51071424), (461, 47637120), (480, 45751484), (516, 42559520), (577, 38060160), (640, 34313613), (645, 34047616), (688, 31919640), (860, 25535712), (922, 23818560), (960, 22875742), (1032, 21279760), (1154, 19030080), (1290, 17023808), (1376, 15959820), (1383, 15879040), (1720, 12767856), (1731, 12686720), (1844, 11909280), (1920, 11437871), (2064, 10639880), (2305, 9527424), (2308, 9515040), (2580, 8511904), (2752, 7979910), (2766, 7939520), (2885, 7612032), (3440, 6383928), (3462, 6343360), (3688, 5954640), (4128, 5319940), (4610, 4763712), (4616, 4757520), (5160, 4255952), (5504, 3989955), (5532, 3969760), (5770, 3806016), (6880, 3191964), (6915, 3175808), (6924, 3171680), (7376, 2977320), (8256, 2659970), (8655, 2537344), (9220, 2381856), (9232, 2378760), (10320, 2127976), (11064, 1984880), (11540, 1903008), (13760, 1595982), (13830, 1587904), (13848, 1585840), (14752, 1488660), (16512, 1329985), (17310, 1268672), (18440, 1190928), (18464, 1189380), (19823, 1107840), (20640, 1063988), (22128, 992440), (23080, 951504), (24811, 885120), (27520, 797991), (27660, 793952), (27696, 792920), (29504, 744330), (34620, 634336), (36880, 595464), (36928, 594690), (39646, 553920), (41280, 531994), (44256, 496220), (46160, 475752), (49622, 442560), (55320, 396976), (55392, 396460), (59008, 372165), (59469, 369280), (69240, 317168), (73760, 297732), (73856, 297345), (74433, 295040), (79292, 276960), (82560, 265997), (88512, 248110), (92320, 237876), (99115, 221568), (99244, 221280), (110640, 198488), (110784, 198230), (118938, 184640), (124055, 177024), (138480, 158584), (147520, 148866)]