18017640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:173

約数の個数: 160

約数和(自身を含む): 62203680

約数和(自身を除く): 44186040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 67, 72, 81, 83, 90, 108, 120, 134, 135, 162, 166, 180, 201, 216, 249, 268, 270, 324, 332, 335, 360, 402, 405, 415, 498, 536, 540, 603, 648, 664, 670, 747, 804, 810, 830, 996, 1005, 1080, 1206, 1245, 1340, 1494, 1608, 1620, 1660, 1809, 1992, 2010, 2241, 2412, 2490, 2680, 2988, 3015, 3240, 3320, 3618, 3735, 4020, 4482, 4824, 4980, 5427, 5561, 5976, 6030, 6723, 7236, 7470, 8040, 8964, 9045, 9960, 10854, 11122, 11205, 12060, 13446, 14472, 14940, 16683, 17928, 18090, 21708, 22244, 22410, 24120, 26892, 27135, 27805, 29880, 33366, 33615, 36180, 43416, 44488, 44820, 50049, 53784, 54270, 55610, 66732, 67230, 72360, 83415, 89640, 100098, 108540, 111220, 133464, 134460, 150147, 166830, 200196, 217080, 222440, 250245, 268920, 300294, 333660, 400392, 450441, 500490, 600588, 667320, 750735, 900882, 1000980, 1201176, 1501470, 1801764, 2001960, 2252205, 3002940, 3603528, 4504410, 6005880, 9008820, 18017640]

約数ペア:

[(1, 18017640), (2, 9008820), (3, 6005880), (4, 4504410), (5, 3603528), (6, 3002940), (8, 2252205), (9, 2001960), (10, 1801764), (12, 1501470), (15, 1201176), (18, 1000980), (20, 900882), (24, 750735), (27, 667320), (30, 600588), (36, 500490), (40, 450441), (45, 400392), (54, 333660), (60, 300294), (67, 268920), (72, 250245), (81, 222440), (83, 217080), (90, 200196), (108, 166830), (120, 150147), (134, 134460), (135, 133464), (162, 111220), (166, 108540), (180, 100098), (201, 89640), (216, 83415), (249, 72360), (268, 67230), (270, 66732), (324, 55610), (332, 54270), (335, 53784), (360, 50049), (402, 44820), (405, 44488), (415, 43416), (498, 36180), (536, 33615), (540, 33366), (603, 29880), (648, 27805), (664, 27135), (670, 26892), (747, 24120), (804, 22410), (810, 22244), (830, 21708), (996, 18090), (1005, 17928), (1080, 16683), (1206, 14940), (1245, 14472), (1340, 13446), (1494, 12060), (1608, 11205), (1620, 11122), (1660, 10854), (1809, 9960), (1992, 9045), (2010, 8964), (2241, 8040), (2412, 7470), (2490, 7236), (2680, 6723), (2988, 6030), (3015, 5976), (3240, 5561), (3320, 5427), (3618, 4980), (3735, 4824), (4020, 4482)]