71456580

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1$

素因数の和:82

約数の個数: 252

約数和(自身を含む): 252023940

約数和(自身を除く): 180567360

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 29, 30, 36, 39, 45, 52, 54, 58, 60, 65, 78, 81, 87, 90, 108, 116, 117, 130, 135, 145, 156, 162, 169, 174, 180, 195, 234, 243, 260, 261, 270, 290, 324, 338, 348, 351, 377, 390, 405, 435, 468, 486, 507, 522, 540, 580, 585, 676, 702, 729, 754, 780, 783, 810, 845, 870, 972, 1014, 1044, 1053, 1131, 1170, 1215, 1305, 1404, 1458, 1508, 1521, 1566, 1620, 1690, 1740, 1755, 1885, 2028, 2106, 2262, 2340, 2349, 2430, 2535, 2610, 2916, 3042, 3132, 3159, 3380, 3393, 3510, 3645, 3770, 3915, 4212, 4524, 4563, 4698, 4860, 4901, 5070, 5220, 5265, 5655, 6084, 6318, 6786, 7020, 7047, 7290, 7540, 7605, 7830, 9126, 9396, 9477, 9802, 10140, 10179, 10530, 11310, 11745, 12636, 13572, 13689, 14094, 14580, 14703, 15210, 15660, 15795, 16965, 18252, 18954, 19604, 20358, 21060, 21141, 22620, 22815, 23490, 24505, 27378, 28188, 29406, 30420, 30537, 31590, 33930, 35235, 37908, 40716, 41067, 42282, 44109, 45630, 46980, 47385, 49010, 50895, 54756, 58812, 61074, 63180, 67860, 68445, 70470, 73515, 82134, 84564, 88218, 91260, 91611, 94770, 98020, 101790, 105705, 122148, 123201, 132327, 136890, 140940, 147030, 152685, 164268, 176436, 183222, 189540, 203580, 205335, 211410, 220545, 246402, 264654, 273780, 274833, 294060, 305370, 366444, 396981, 410670, 422820, 441090, 458055, 492804, 529308, 549666, 610740, 616005, 661635, 793962, 821340, 882180, 916110, 1099332, 1190943, 1232010, 1323270, 1374165, 1587924, 1832220, 1984905, 2381886, 2464020, 2646540, 2748330, 3572829, 3969810, 4763772, 5496660, 5954715, 7145658, 7939620, 11909430, 14291316, 17864145, 23818860, 35728290, 71456580]

約数ペア:

[(1, 71456580), (2, 35728290), (3, 23818860), (4, 17864145), (5, 14291316), (6, 11909430), (9, 7939620), (10, 7145658), (12, 5954715), (13, 5496660), (15, 4763772), (18, 3969810), (20, 3572829), (26, 2748330), (27, 2646540), (29, 2464020), (30, 2381886), (36, 1984905), (39, 1832220), (45, 1587924), (52, 1374165), (54, 1323270), (58, 1232010), (60, 1190943), (65, 1099332), (78, 916110), (81, 882180), (87, 821340), (90, 793962), (108, 661635), (116, 616005), (117, 610740), (130, 549666), (135, 529308), (145, 492804), (156, 458055), (162, 441090), (169, 422820), (174, 410670), (180, 396981), (195, 366444), (234, 305370), (243, 294060), (260, 274833), (261, 273780), (270, 264654), (290, 246402), (324, 220545), (338, 211410), (348, 205335), (351, 203580), (377, 189540), (390, 183222), (405, 176436), (435, 164268), (468, 152685), (486, 147030), (507, 140940), (522, 136890), (540, 132327), (580, 123201), (585, 122148), (676, 105705), (702, 101790), (729, 98020), (754, 94770), (780, 91611), (783, 91260), (810, 88218), (845, 84564), (870, 82134), (972, 73515), (1014, 70470), (1044, 68445), (1053, 67860), (1131, 63180), (1170, 61074), (1215, 58812), (1305, 54756), (1404, 50895), (1458, 49010), (1508, 47385), (1521, 46980), (1566, 45630), (1620, 44109), (1690, 42282), (1740, 41067), (1755, 40716), (1885, 37908), (2028, 35235), (2106, 33930), (2262, 31590), (2340, 30537), (2349, 30420), (2430, 29406), (2535, 28188), (2610, 27378), (2916, 24505), (3042, 23490), (3132, 22815), (3159, 22620), (3380, 21141), (3393, 21060), (3510, 20358), (3645, 19604), (3770, 18954), (3915, 18252), (4212, 16965), (4524, 15795), (4563, 15660), (4698, 15210), (4860, 14703), (4901, 14580), (5070, 14094), (5220, 13689), (5265, 13572), (5655, 12636), (6084, 11745), (6318, 11310), (6786, 10530), (7020, 10179), (7047, 10140), (7290, 9802), (7540, 9477), (7605, 9396), (7830, 9126)]