81962280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{617}}^1$

素因数の和:681

約数の個数: 160

約数和(自身を含む): 282660840

約数和(自身を除く): 200698560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 41, 45, 54, 60, 72, 81, 82, 90, 108, 120, 123, 135, 162, 164, 180, 205, 216, 246, 270, 324, 328, 360, 369, 405, 410, 492, 540, 615, 617, 648, 738, 810, 820, 984, 1080, 1107, 1230, 1234, 1476, 1620, 1640, 1845, 1851, 2214, 2460, 2468, 2952, 3085, 3240, 3321, 3690, 3702, 4428, 4920, 4936, 5535, 5553, 6170, 6642, 7380, 7404, 8856, 9255, 11070, 11106, 12340, 13284, 14760, 14808, 16605, 16659, 18510, 22140, 22212, 24680, 25297, 26568, 27765, 33210, 33318, 37020, 44280, 44424, 49977, 50594, 55530, 66420, 66636, 74040, 75891, 83295, 99954, 101188, 111060, 126485, 132840, 133272, 151782, 166590, 199908, 202376, 222120, 227673, 249885, 252970, 303564, 333180, 379455, 399816, 455346, 499770, 505940, 607128, 666360, 683019, 758910, 910692, 999540, 1011880, 1138365, 1366038, 1517820, 1821384, 1999080, 2049057, 2276730, 2732076, 3035640, 3415095, 4098114, 4553460, 5464152, 6830190, 8196228, 9106920, 10245285, 13660380, 16392456, 20490570, 27320760, 40981140, 81962280]

約数ペア:

[(1, 81962280), (2, 40981140), (3, 27320760), (4, 20490570), (5, 16392456), (6, 13660380), (8, 10245285), (9, 9106920), (10, 8196228), (12, 6830190), (15, 5464152), (18, 4553460), (20, 4098114), (24, 3415095), (27, 3035640), (30, 2732076), (36, 2276730), (40, 2049057), (41, 1999080), (45, 1821384), (54, 1517820), (60, 1366038), (72, 1138365), (81, 1011880), (82, 999540), (90, 910692), (108, 758910), (120, 683019), (123, 666360), (135, 607128), (162, 505940), (164, 499770), (180, 455346), (205, 399816), (216, 379455), (246, 333180), (270, 303564), (324, 252970), (328, 249885), (360, 227673), (369, 222120), (405, 202376), (410, 199908), (492, 166590), (540, 151782), (615, 133272), (617, 132840), (648, 126485), (738, 111060), (810, 101188), (820, 99954), (984, 83295), (1080, 75891), (1107, 74040), (1230, 66636), (1234, 66420), (1476, 55530), (1620, 50594), (1640, 49977), (1845, 44424), (1851, 44280), (2214, 37020), (2460, 33318), (2468, 33210), (2952, 27765), (3085, 26568), (3240, 25297), (3321, 24680), (3690, 22212), (3702, 22140), (4428, 18510), (4920, 16659), (4936, 16605), (5535, 14808), (5553, 14760), (6170, 13284), (6642, 12340), (7380, 11106), (7404, 11070), (8856, 9255)]