16689960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:240

約数の個数: 192

約数和(自身を含む): 64022400

約数和(自身を除く): 47332440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 37, 40, 42, 45, 56, 60, 63, 70, 72, 74, 84, 90, 105, 111, 120, 126, 140, 148, 168, 179, 180, 185, 210, 222, 252, 259, 280, 296, 315, 333, 358, 360, 370, 420, 444, 504, 518, 537, 555, 630, 666, 716, 740, 777, 840, 888, 895, 1036, 1074, 1110, 1253, 1260, 1295, 1332, 1432, 1480, 1554, 1611, 1665, 1790, 2072, 2148, 2220, 2331, 2506, 2520, 2590, 2664, 2685, 3108, 3222, 3330, 3580, 3759, 3885, 4296, 4440, 4662, 5012, 5180, 5370, 6216, 6265, 6444, 6623, 6660, 7160, 7518, 7770, 8055, 9324, 10024, 10360, 10740, 11277, 11655, 12530, 12888, 13246, 13320, 15036, 15540, 16110, 18648, 18795, 19869, 21480, 22554, 23310, 25060, 26492, 30072, 31080, 32220, 33115, 37590, 39738, 45108, 46361, 46620, 50120, 52984, 56385, 59607, 64440, 66230, 75180, 79476, 90216, 92722, 93240, 99345, 112770, 119214, 132460, 139083, 150360, 158952, 185444, 198690, 225540, 231805, 238428, 264920, 278166, 298035, 370888, 397380, 417249, 451080, 463610, 476856, 556332, 596070, 695415, 794760, 834498, 927220, 1112664, 1192140, 1390830, 1668996, 1854440, 2086245, 2384280, 2781660, 3337992, 4172490, 5563320, 8344980, 16689960]

約数ペア:

[(1, 16689960), (2, 8344980), (3, 5563320), (4, 4172490), (5, 3337992), (6, 2781660), (7, 2384280), (8, 2086245), (9, 1854440), (10, 1668996), (12, 1390830), (14, 1192140), (15, 1112664), (18, 927220), (20, 834498), (21, 794760), (24, 695415), (28, 596070), (30, 556332), (35, 476856), (36, 463610), (37, 451080), (40, 417249), (42, 397380), (45, 370888), (56, 298035), (60, 278166), (63, 264920), (70, 238428), (72, 231805), (74, 225540), (84, 198690), (90, 185444), (105, 158952), (111, 150360), (120, 139083), (126, 132460), (140, 119214), (148, 112770), (168, 99345), (179, 93240), (180, 92722), (185, 90216), (210, 79476), (222, 75180), (252, 66230), (259, 64440), (280, 59607), (296, 56385), (315, 52984), (333, 50120), (358, 46620), (360, 46361), (370, 45108), (420, 39738), (444, 37590), (504, 33115), (518, 32220), (537, 31080), (555, 30072), (630, 26492), (666, 25060), (716, 23310), (740, 22554), (777, 21480), (840, 19869), (888, 18795), (895, 18648), (1036, 16110), (1074, 15540), (1110, 15036), (1253, 13320), (1260, 13246), (1295, 12888), (1332, 12530), (1432, 11655), (1480, 11277), (1554, 10740), (1611, 10360), (1665, 10024), (1790, 9324), (2072, 8055), (2148, 7770), (2220, 7518), (2331, 7160), (2506, 6660), (2520, 6623), (2590, 6444), (2664, 6265), (2685, 6216), (3108, 5370), (3222, 5180), (3330, 5012), (3580, 4662), (3759, 4440), (3885, 4296)]