7981267840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3187}}^1$

素因数の和:3269

約数の個数: 256

約数和(自身を含む): 24037009920

約数和(自身を除く): 16055742080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 43, 52, 56, 64, 65, 70, 80, 86, 91, 104, 112, 128, 130, 140, 160, 172, 182, 208, 215, 224, 260, 280, 301, 320, 344, 364, 416, 430, 448, 455, 520, 559, 560, 602, 640, 688, 728, 832, 860, 896, 910, 1040, 1118, 1120, 1204, 1376, 1456, 1505, 1664, 1720, 1820, 2080, 2236, 2240, 2408, 2752, 2795, 2912, 3010, 3187, 3440, 3640, 3913, 4160, 4472, 4480, 4816, 5504, 5590, 5824, 6020, 6374, 6880, 7280, 7826, 8320, 8944, 9632, 11180, 11648, 12040, 12748, 13760, 14560, 15652, 15935, 17888, 19264, 19565, 22309, 22360, 24080, 25496, 27520, 29120, 31304, 31870, 35776, 38528, 39130, 41431, 44618, 44720, 48160, 50992, 58240, 62608, 63740, 71552, 78260, 82862, 89236, 89440, 96320, 101984, 111545, 125216, 127480, 137041, 156520, 165724, 178472, 178880, 192640, 203968, 207155, 223090, 250432, 254960, 274082, 290017, 313040, 331448, 356944, 357760, 407936, 414310, 446180, 500864, 509920, 548164, 580034, 626080, 662896, 685205, 713888, 828620, 892360, 959287, 1019840, 1096328, 1160068, 1252160, 1325792, 1370410, 1427776, 1450085, 1657240, 1781533, 1784720, 1918574, 2039680, 2192656, 2320136, 2504320, 2651584, 2740820, 2855552, 2900170, 3314480, 3563066, 3569440, 3837148, 4385312, 4640272, 4796435, 5303168, 5481640, 5800340, 6628960, 7126132, 7138880, 7674296, 8770624, 8907665, 9280544, 9592870, 10963280, 11600680, 12470731, 13257920, 14252264, 14277760, 15348592, 17541248, 17815330, 18561088, 19185740, 21926560, 23201360, 24941462, 26515840, 28504528, 30697184, 35630660, 37122176, 38371480, 43853120, 46402720, 49882924, 57009056, 61394368, 62353655, 71261320, 76742960, 87706240, 92805440, 99765848, 114018112, 122788736, 124707310, 142522640, 153485920, 185610880, 199531696, 228036224, 249414620, 285045280, 306971840, 399063392, 498829240, 570090560, 613943680, 798126784, 997658480, 1140181120, 1596253568, 1995316960, 3990633920, 7981267840]

約数ペア:

[(1, 7981267840), (2, 3990633920), (4, 1995316960), (5, 1596253568), (7, 1140181120), (8, 997658480), (10, 798126784), (13, 613943680), (14, 570090560), (16, 498829240), (20, 399063392), (26, 306971840), (28, 285045280), (32, 249414620), (35, 228036224), (40, 199531696), (43, 185610880), (52, 153485920), (56, 142522640), (64, 124707310), (65, 122788736), (70, 114018112), (80, 99765848), (86, 92805440), (91, 87706240), (104, 76742960), (112, 71261320), (128, 62353655), (130, 61394368), (140, 57009056), (160, 49882924), (172, 46402720), (182, 43853120), (208, 38371480), (215, 37122176), (224, 35630660), (260, 30697184), (280, 28504528), (301, 26515840), (320, 24941462), (344, 23201360), (364, 21926560), (416, 19185740), (430, 18561088), (448, 17815330), (455, 17541248), (520, 15348592), (559, 14277760), (560, 14252264), (602, 13257920), (640, 12470731), (688, 11600680), (728, 10963280), (832, 9592870), (860, 9280544), (896, 8907665), (910, 8770624), (1040, 7674296), (1118, 7138880), (1120, 7126132), (1204, 6628960), (1376, 5800340), (1456, 5481640), (1505, 5303168), (1664, 4796435), (1720, 4640272), (1820, 4385312), (2080, 3837148), (2236, 3569440), (2240, 3563066), (2408, 3314480), (2752, 2900170), (2795, 2855552), (2912, 2740820), (3010, 2651584), (3187, 2504320), (3440, 2320136), (3640, 2192656), (3913, 2039680), (4160, 1918574), (4472, 1784720), (4480, 1781533), (4816, 1657240), (5504, 1450085), (5590, 1427776), (5824, 1370410), (6020, 1325792), (6374, 1252160), (6880, 1160068), (7280, 1096328), (7826, 1019840), (8320, 959287), (8944, 892360), (9632, 828620), (11180, 713888), (11648, 685205), (12040, 662896), (12748, 626080), (13760, 580034), (14560, 548164), (15652, 509920), (15935, 500864), (17888, 446180), (19264, 414310), (19565, 407936), (22309, 357760), (22360, 356944), (24080, 331448), (25496, 313040), (27520, 290017), (29120, 274082), (31304, 254960), (31870, 250432), (35776, 223090), (38528, 207155), (39130, 203968), (41431, 192640), (44618, 178880), (44720, 178472), (48160, 165724), (50992, 156520), (58240, 137041), (62608, 127480), (63740, 125216), (71552, 111545), (78260, 101984), (82862, 96320), (89236, 89440)]