71317260

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:378

約数の個数: 240

約数和(自身を含む): 269955840

約数和(自身を除く): 198638580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 324, 331, 342, 378, 380, 399, 405, 420, 513, 532, 540, 567, 570, 630, 662, 665, 684, 756, 798, 810, 855, 945, 993, 1026, 1134, 1140, 1197, 1260, 1324, 1330, 1539, 1596, 1620, 1655, 1710, 1890, 1986, 1995, 2052, 2268, 2317, 2394, 2565, 2660, 2835, 2979, 3078, 3310, 3420, 3591, 3780, 3972, 3990, 4634, 4788, 4965, 5130, 5670, 5958, 5985, 6156, 6289, 6620, 6951, 7182, 7695, 7980, 8937, 9268, 9930, 10260, 10773, 11340, 11585, 11916, 11970, 12578, 13902, 14364, 14895, 15390, 17874, 17955, 18867, 19860, 20853, 21546, 23170, 23940, 25156, 26811, 27804, 29790, 30780, 31445, 34755, 35748, 35910, 37734, 41706, 43092, 44023, 44685, 46340, 53622, 53865, 56601, 59580, 62559, 62890, 69510, 71820, 75468, 83412, 88046, 89370, 94335, 104265, 107244, 107730, 113202, 125118, 125780, 132069, 134055, 139020, 169803, 176092, 178740, 187677, 188670, 208530, 215460, 220115, 226404, 250236, 264138, 268110, 283005, 312795, 339606, 375354, 377340, 396207, 417060, 440230, 509409, 528276, 536220, 566010, 625590, 660345, 679212, 750708, 792414, 849015, 880460, 938385, 1018818, 1132020, 1188621, 1251180, 1320690, 1584828, 1698030, 1876770, 1981035, 2037636, 2377242, 2547045, 2641380, 3396060, 3565863, 3753540, 3962070, 4754484, 5094090, 5943105, 7131726, 7924140, 10188180, 11886210, 14263452, 17829315, 23772420, 35658630, 71317260]

約数ペア:

[(1, 71317260), (2, 35658630), (3, 23772420), (4, 17829315), (5, 14263452), (6, 11886210), (7, 10188180), (9, 7924140), (10, 7131726), (12, 5943105), (14, 5094090), (15, 4754484), (18, 3962070), (19, 3753540), (20, 3565863), (21, 3396060), (27, 2641380), (28, 2547045), (30, 2377242), (35, 2037636), (36, 1981035), (38, 1876770), (42, 1698030), (45, 1584828), (54, 1320690), (57, 1251180), (60, 1188621), (63, 1132020), (70, 1018818), (76, 938385), (81, 880460), (84, 849015), (90, 792414), (95, 750708), (105, 679212), (108, 660345), (114, 625590), (126, 566010), (133, 536220), (135, 528276), (140, 509409), (162, 440230), (171, 417060), (180, 396207), (189, 377340), (190, 375354), (210, 339606), (228, 312795), (252, 283005), (266, 268110), (270, 264138), (285, 250236), (315, 226404), (324, 220115), (331, 215460), (342, 208530), (378, 188670), (380, 187677), (399, 178740), (405, 176092), (420, 169803), (513, 139020), (532, 134055), (540, 132069), (567, 125780), (570, 125118), (630, 113202), (662, 107730), (665, 107244), (684, 104265), (756, 94335), (798, 89370), (810, 88046), (855, 83412), (945, 75468), (993, 71820), (1026, 69510), (1134, 62890), (1140, 62559), (1197, 59580), (1260, 56601), (1324, 53865), (1330, 53622), (1539, 46340), (1596, 44685), (1620, 44023), (1655, 43092), (1710, 41706), (1890, 37734), (1986, 35910), (1995, 35748), (2052, 34755), (2268, 31445), (2317, 30780), (2394, 29790), (2565, 27804), (2660, 26811), (2835, 25156), (2979, 23940), (3078, 23170), (3310, 21546), (3420, 20853), (3591, 19860), (3780, 18867), (3972, 17955), (3990, 17874), (4634, 15390), (4788, 14895), (4965, 14364), (5130, 13902), (5670, 12578), (5958, 11970), (5985, 11916), (6156, 11585), (6289, 11340), (6620, 10773), (6951, 10260), (7182, 9930), (7695, 9268), (7980, 8937)]