69908580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:626

約数の個数: 144

約数和(自身を含む): 244992384

約数和(自身を除く): 175083804

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 113, 126, 140, 180, 210, 226, 252, 315, 339, 420, 452, 491, 565, 630, 678, 791, 982, 1017, 1130, 1260, 1356, 1473, 1582, 1695, 1964, 2034, 2260, 2373, 2455, 2946, 3164, 3390, 3437, 3955, 4068, 4419, 4746, 4910, 5085, 5892, 6780, 6874, 7119, 7365, 7910, 8838, 9492, 9820, 10170, 10311, 11865, 13748, 14238, 14730, 15820, 17185, 17676, 20340, 20622, 22095, 23730, 28476, 29460, 30933, 34370, 35595, 41244, 44190, 47460, 51555, 55483, 61866, 68740, 71190, 88380, 103110, 110966, 123732, 142380, 154665, 166449, 206220, 221932, 277415, 309330, 332898, 388381, 499347, 554830, 618660, 665796, 776762, 832245, 998694, 1109660, 1165143, 1553524, 1664490, 1941905, 1997388, 2330286, 2496735, 3328980, 3495429, 3883810, 4660572, 4993470, 5825715, 6990858, 7767620, 9986940, 11651430, 13981716, 17477145, 23302860, 34954290, 69908580]

約数ペア:

[(1, 69908580), (2, 34954290), (3, 23302860), (4, 17477145), (5, 13981716), (6, 11651430), (7, 9986940), (9, 7767620), (10, 6990858), (12, 5825715), (14, 4993470), (15, 4660572), (18, 3883810), (20, 3495429), (21, 3328980), (28, 2496735), (30, 2330286), (35, 1997388), (36, 1941905), (42, 1664490), (45, 1553524), (60, 1165143), (63, 1109660), (70, 998694), (84, 832245), (90, 776762), (105, 665796), (113, 618660), (126, 554830), (140, 499347), (180, 388381), (210, 332898), (226, 309330), (252, 277415), (315, 221932), (339, 206220), (420, 166449), (452, 154665), (491, 142380), (565, 123732), (630, 110966), (678, 103110), (791, 88380), (982, 71190), (1017, 68740), (1130, 61866), (1260, 55483), (1356, 51555), (1473, 47460), (1582, 44190), (1695, 41244), (1964, 35595), (2034, 34370), (2260, 30933), (2373, 29460), (2455, 28476), (2946, 23730), (3164, 22095), (3390, 20622), (3437, 20340), (3955, 17676), (4068, 17185), (4419, 15820), (4746, 14730), (4910, 14238), (5085, 13748), (5892, 11865), (6780, 10311), (6874, 10170), (7119, 9820), (7365, 9492), (7910, 8838)]