80739120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:308

約数の個数: 320

約数和(自身を含む): 331693056

約数和(自身を除く): 250953936

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 17, 20, 21, 22, 24, 28, 30, 33, 34, 35, 40, 42, 44, 48, 51, 55, 56, 60, 66, 68, 70, 77, 80, 84, 85, 88, 102, 105, 110, 112, 119, 120, 132, 136, 140, 154, 165, 168, 170, 176, 187, 204, 210, 220, 231, 238, 240, 255, 257, 264, 272, 280, 308, 330, 336, 340, 357, 374, 385, 408, 420, 440, 462, 476, 510, 514, 528, 560, 561, 595, 616, 660, 680, 714, 748, 770, 771, 816, 840, 880, 924, 935, 952, 1020, 1028, 1122, 1155, 1190, 1232, 1285, 1309, 1320, 1360, 1428, 1496, 1540, 1542, 1680, 1785, 1799, 1848, 1870, 1904, 2040, 2056, 2244, 2310, 2380, 2570, 2618, 2640, 2805, 2827, 2856, 2992, 3080, 3084, 3570, 3598, 3696, 3740, 3855, 3927, 4080, 4112, 4369, 4488, 4620, 4760, 5140, 5236, 5397, 5610, 5654, 5712, 6160, 6168, 6545, 7140, 7196, 7480, 7710, 7854, 8481, 8738, 8976, 8995, 9240, 9520, 10280, 10472, 10794, 11220, 11308, 12336, 13090, 13107, 14135, 14280, 14392, 14960, 15420, 15708, 16962, 17476, 17990, 18480, 19635, 19789, 20560, 20944, 21588, 21845, 22440, 22616, 26180, 26214, 26985, 28270, 28560, 28784, 30583, 30840, 31416, 33924, 34952, 35980, 39270, 39578, 42405, 43176, 43690, 44880, 45232, 48059, 52360, 52428, 53970, 56540, 59367, 61166, 61680, 62832, 65535, 67848, 69904, 71960, 78540, 79156, 84810, 86352, 87380, 91749, 96118, 98945, 104720, 104856, 107940, 113080, 118734, 122332, 131070, 135696, 143920, 144177, 152915, 157080, 158312, 169620, 174760, 183498, 192236, 197890, 209712, 215880, 226160, 237468, 240295, 244664, 262140, 288354, 296835, 305830, 314160, 316624, 336413, 339240, 349520, 366996, 384472, 395780, 431760, 458745, 474936, 480590, 489328, 524280, 576708, 593670, 611660, 672826, 678480, 720885, 733992, 768944, 791560, 917490, 949872, 961180, 1009239, 1048560, 1153416, 1187340, 1223320, 1345652, 1441770, 1467984, 1583120, 1682065, 1834980, 1922360, 2018478, 2306832, 2374680, 2446640, 2691304, 2883540, 3364130, 3669960, 3844720, 4036956, 4749360, 5046195, 5382608, 5767080, 6728260, 7339920, 8073912, 10092390, 11534160, 13456520, 16147824, 20184780, 26913040, 40369560, 80739120]

約数ペア:

[(1, 80739120), (2, 40369560), (3, 26913040), (4, 20184780), (5, 16147824), (6, 13456520), (7, 11534160), (8, 10092390), (10, 8073912), (11, 7339920), (12, 6728260), (14, 5767080), (15, 5382608), (16, 5046195), (17, 4749360), (20, 4036956), (21, 3844720), (22, 3669960), (24, 3364130), (28, 2883540), (30, 2691304), (33, 2446640), (34, 2374680), (35, 2306832), (40, 2018478), (42, 1922360), (44, 1834980), (48, 1682065), (51, 1583120), (55, 1467984), (56, 1441770), (60, 1345652), (66, 1223320), (68, 1187340), (70, 1153416), (77, 1048560), (80, 1009239), (84, 961180), (85, 949872), (88, 917490), (102, 791560), (105, 768944), (110, 733992), (112, 720885), (119, 678480), (120, 672826), (132, 611660), (136, 593670), (140, 576708), (154, 524280), (165, 489328), (168, 480590), (170, 474936), (176, 458745), (187, 431760), (204, 395780), (210, 384472), (220, 366996), (231, 349520), (238, 339240), (240, 336413), (255, 316624), (257, 314160), (264, 305830), (272, 296835), (280, 288354), (308, 262140), (330, 244664), (336, 240295), (340, 237468), (357, 226160), (374, 215880), (385, 209712), (408, 197890), (420, 192236), (440, 183498), (462, 174760), (476, 169620), (510, 158312), (514, 157080), (528, 152915), (560, 144177), (561, 143920), (595, 135696), (616, 131070), (660, 122332), (680, 118734), (714, 113080), (748, 107940), (770, 104856), (771, 104720), (816, 98945), (840, 96118), (880, 91749), (924, 87380), (935, 86352), (952, 84810), (1020, 79156), (1028, 78540), (1122, 71960), (1155, 69904), (1190, 67848), (1232, 65535), (1285, 62832), (1309, 61680), (1320, 61166), (1360, 59367), (1428, 56540), (1496, 53970), (1540, 52428), (1542, 52360), (1680, 48059), (1785, 45232), (1799, 44880), (1848, 43690), (1870, 43176), (1904, 42405), (2040, 39578), (2056, 39270), (2244, 35980), (2310, 34952), (2380, 33924), (2570, 31416), (2618, 30840), (2640, 30583), (2805, 28784), (2827, 28560), (2856, 28270), (2992, 26985), (3080, 26214), (3084, 26180), (3570, 22616), (3598, 22440), (3696, 21845), (3740, 21588), (3855, 20944), (3927, 20560), (4080, 19789), (4112, 19635), (4369, 18480), (4488, 17990), (4620, 17476), (4760, 16962), (5140, 15708), (5236, 15420), (5397, 14960), (5610, 14392), (5654, 14280), (5712, 14135), (6160, 13107), (6168, 13090), (6545, 12336), (7140, 11308), (7196, 11220), (7480, 10794), (7710, 10472), (7854, 10280), (8481, 9520), (8738, 9240), (8976, 8995)]