15261518720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{349}}^1$

素因数の和:645

約数の個数: 256

約数和(自身を含む): 42977088000

約数和(自身を除く): 27715569280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 128, 140, 160, 172, 215, 224, 227, 280, 301, 320, 344, 349, 430, 448, 454, 560, 602, 640, 688, 698, 860, 896, 908, 1120, 1135, 1204, 1376, 1396, 1505, 1589, 1720, 1745, 1816, 2240, 2270, 2408, 2443, 2752, 2792, 3010, 3178, 3440, 3490, 3632, 4480, 4540, 4816, 4886, 5504, 5584, 6020, 6356, 6880, 6980, 7264, 7945, 9080, 9632, 9761, 9772, 11168, 12040, 12215, 12712, 13760, 13960, 14528, 15007, 15890, 18160, 19264, 19522, 19544, 22336, 24080, 24430, 25424, 27520, 27920, 29056, 30014, 31780, 36320, 38528, 39044, 39088, 44672, 48160, 48805, 48860, 50848, 55840, 60028, 63560, 68327, 72640, 75035, 78088, 78176, 79223, 96320, 97610, 97720, 101696, 105049, 111680, 120056, 127120, 136654, 145280, 150070, 156176, 156352, 158446, 192640, 195220, 195440, 203392, 210098, 223360, 240112, 254240, 273308, 300140, 312352, 312704, 316892, 341635, 390440, 390880, 396115, 420196, 480224, 508480, 525245, 546616, 554561, 600280, 624704, 633784, 683270, 780880, 781760, 792230, 840392, 960448, 1016960, 1050490, 1093232, 1109122, 1200560, 1249408, 1267568, 1366540, 1561760, 1563520, 1584460, 1680784, 1920896, 2100980, 2186464, 2218244, 2401120, 2535136, 2733080, 2772805, 3123520, 3168920, 3361568, 3406589, 4201960, 4372928, 4436488, 4802240, 5070272, 5466160, 5545610, 6247040, 6337840, 6723136, 6813178, 8403920, 8745856, 8872976, 9604480, 10140544, 10932320, 11091220, 12675680, 13446272, 13626356, 16807840, 17032945, 17745952, 21864640, 22182440, 23846123, 25351360, 27252712, 33615680, 34065890, 35491904, 43729280, 44364880, 47692246, 50702720, 54505424, 67231360, 68131780, 70983808, 88729760, 95384492, 109010848, 119230615, 136263560, 177459520, 190768984, 218021696, 238461230, 272527120, 354919040, 381537968, 436043392, 476922460, 545054240, 763075936, 953844920, 1090108480, 1526151872, 1907689840, 2180216960, 3052303744, 3815379680, 7630759360, 15261518720]

約数ペア:

[(1, 15261518720), (2, 7630759360), (4, 3815379680), (5, 3052303744), (7, 2180216960), (8, 1907689840), (10, 1526151872), (14, 1090108480), (16, 953844920), (20, 763075936), (28, 545054240), (32, 476922460), (35, 436043392), (40, 381537968), (43, 354919040), (56, 272527120), (64, 238461230), (70, 218021696), (80, 190768984), (86, 177459520), (112, 136263560), (128, 119230615), (140, 109010848), (160, 95384492), (172, 88729760), (215, 70983808), (224, 68131780), (227, 67231360), (280, 54505424), (301, 50702720), (320, 47692246), (344, 44364880), (349, 43729280), (430, 35491904), (448, 34065890), (454, 33615680), (560, 27252712), (602, 25351360), (640, 23846123), (688, 22182440), (698, 21864640), (860, 17745952), (896, 17032945), (908, 16807840), (1120, 13626356), (1135, 13446272), (1204, 12675680), (1376, 11091220), (1396, 10932320), (1505, 10140544), (1589, 9604480), (1720, 8872976), (1745, 8745856), (1816, 8403920), (2240, 6813178), (2270, 6723136), (2408, 6337840), (2443, 6247040), (2752, 5545610), (2792, 5466160), (3010, 5070272), (3178, 4802240), (3440, 4436488), (3490, 4372928), (3632, 4201960), (4480, 3406589), (4540, 3361568), (4816, 3168920), (4886, 3123520), (5504, 2772805), (5584, 2733080), (6020, 2535136), (6356, 2401120), (6880, 2218244), (6980, 2186464), (7264, 2100980), (7945, 1920896), (9080, 1680784), (9632, 1584460), (9761, 1563520), (9772, 1561760), (11168, 1366540), (12040, 1267568), (12215, 1249408), (12712, 1200560), (13760, 1109122), (13960, 1093232), (14528, 1050490), (15007, 1016960), (15890, 960448), (18160, 840392), (19264, 792230), (19522, 781760), (19544, 780880), (22336, 683270), (24080, 633784), (24430, 624704), (25424, 600280), (27520, 554561), (27920, 546616), (29056, 525245), (30014, 508480), (31780, 480224), (36320, 420196), (38528, 396115), (39044, 390880), (39088, 390440), (44672, 341635), (48160, 316892), (48805, 312704), (48860, 312352), (50848, 300140), (55840, 273308), (60028, 254240), (63560, 240112), (68327, 223360), (72640, 210098), (75035, 203392), (78088, 195440), (78176, 195220), (79223, 192640), (96320, 158446), (97610, 156352), (97720, 156176), (101696, 150070), (105049, 145280), (111680, 136654), (120056, 127120)]