82881420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:192

約数の個数: 192

約数和(自身を含む): 266112000

約数和(自身を除く): 183230580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 29, 30, 38, 46, 57, 58, 60, 69, 76, 87, 92, 95, 109, 114, 115, 116, 138, 145, 174, 190, 218, 228, 230, 276, 285, 290, 327, 345, 348, 380, 435, 436, 437, 460, 545, 551, 570, 580, 654, 667, 690, 870, 874, 1090, 1102, 1140, 1308, 1311, 1334, 1380, 1635, 1653, 1740, 1748, 2001, 2071, 2180, 2185, 2204, 2507, 2622, 2668, 2755, 3161, 3270, 3306, 3335, 4002, 4142, 4370, 5014, 5244, 5510, 6213, 6322, 6540, 6555, 6612, 6670, 7521, 8004, 8265, 8284, 8740, 9483, 10005, 10028, 10355, 11020, 12426, 12535, 12644, 12673, 13110, 13340, 15042, 15805, 16530, 18966, 20010, 20710, 24852, 25070, 25346, 26220, 30084, 31065, 31610, 33060, 37605, 37932, 38019, 40020, 41420, 47415, 47633, 50140, 50692, 60059, 62130, 63220, 63365, 72703, 75210, 76038, 94830, 95266, 120118, 124260, 126730, 142899, 145406, 150420, 152076, 180177, 189660, 190095, 190532, 218109, 238165, 240236, 253460, 285798, 290812, 300295, 360354, 363515, 380190, 436218, 476330, 571596, 600590, 714495, 720708, 727030, 760380, 872436, 900885, 952660, 1090545, 1201180, 1381357, 1428990, 1454060, 1801770, 2181090, 2762714, 2857980, 3603540, 4144071, 4362180, 5525428, 6906785, 8288142, 13813570, 16576284, 20720355, 27627140, 41440710, 82881420]

約数ペア:

[(1, 82881420), (2, 41440710), (3, 27627140), (4, 20720355), (5, 16576284), (6, 13813570), (10, 8288142), (12, 6906785), (15, 5525428), (19, 4362180), (20, 4144071), (23, 3603540), (29, 2857980), (30, 2762714), (38, 2181090), (46, 1801770), (57, 1454060), (58, 1428990), (60, 1381357), (69, 1201180), (76, 1090545), (87, 952660), (92, 900885), (95, 872436), (109, 760380), (114, 727030), (115, 720708), (116, 714495), (138, 600590), (145, 571596), (174, 476330), (190, 436218), (218, 380190), (228, 363515), (230, 360354), (276, 300295), (285, 290812), (290, 285798), (327, 253460), (345, 240236), (348, 238165), (380, 218109), (435, 190532), (436, 190095), (437, 189660), (460, 180177), (545, 152076), (551, 150420), (570, 145406), (580, 142899), (654, 126730), (667, 124260), (690, 120118), (870, 95266), (874, 94830), (1090, 76038), (1102, 75210), (1140, 72703), (1308, 63365), (1311, 63220), (1334, 62130), (1380, 60059), (1635, 50692), (1653, 50140), (1740, 47633), (1748, 47415), (2001, 41420), (2071, 40020), (2180, 38019), (2185, 37932), (2204, 37605), (2507, 33060), (2622, 31610), (2668, 31065), (2755, 30084), (3161, 26220), (3270, 25346), (3306, 25070), (3335, 24852), (4002, 20710), (4142, 20010), (4370, 18966), (5014, 16530), (5244, 15805), (5510, 15042), (6213, 13340), (6322, 13110), (6540, 12673), (6555, 12644), (6612, 12535), (6670, 12426), (7521, 11020), (8004, 10355), (8265, 10028), (8284, 10005), (8740, 9483)]