18530640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1$

素因数の和:418

約数の個数: 160

約数和(自身を含む): 66781440

約数和(自身を除く): 48250800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 180, 184, 207, 216, 230, 240, 270, 276, 345, 360, 368, 373, 414, 432, 460, 540, 552, 621, 690, 720, 746, 828, 920, 1035, 1080, 1104, 1119, 1242, 1380, 1492, 1656, 1840, 1865, 2070, 2160, 2238, 2484, 2760, 2984, 3105, 3312, 3357, 3730, 4140, 4476, 4968, 5520, 5595, 5968, 6210, 6714, 7460, 8280, 8579, 8952, 9936, 10071, 11190, 12420, 13428, 14920, 16560, 16785, 17158, 17904, 20142, 22380, 24840, 25737, 26856, 29840, 33570, 34316, 40284, 42895, 44760, 49680, 50355, 51474, 53712, 67140, 68632, 77211, 80568, 85790, 89520, 100710, 102948, 128685, 134280, 137264, 154422, 161136, 171580, 201420, 205896, 231633, 257370, 268560, 308844, 343160, 386055, 402840, 411792, 463266, 514740, 617688, 686320, 772110, 805680, 926532, 1029480, 1158165, 1235376, 1544220, 1853064, 2058960, 2316330, 3088440, 3706128, 4632660, 6176880, 9265320, 18530640]

約数ペア:

[(1, 18530640), (2, 9265320), (3, 6176880), (4, 4632660), (5, 3706128), (6, 3088440), (8, 2316330), (9, 2058960), (10, 1853064), (12, 1544220), (15, 1235376), (16, 1158165), (18, 1029480), (20, 926532), (23, 805680), (24, 772110), (27, 686320), (30, 617688), (36, 514740), (40, 463266), (45, 411792), (46, 402840), (48, 386055), (54, 343160), (60, 308844), (69, 268560), (72, 257370), (80, 231633), (90, 205896), (92, 201420), (108, 171580), (115, 161136), (120, 154422), (135, 137264), (138, 134280), (144, 128685), (180, 102948), (184, 100710), (207, 89520), (216, 85790), (230, 80568), (240, 77211), (270, 68632), (276, 67140), (345, 53712), (360, 51474), (368, 50355), (373, 49680), (414, 44760), (432, 42895), (460, 40284), (540, 34316), (552, 33570), (621, 29840), (690, 26856), (720, 25737), (746, 24840), (828, 22380), (920, 20142), (1035, 17904), (1080, 17158), (1104, 16785), (1119, 16560), (1242, 14920), (1380, 13428), (1492, 12420), (1656, 11190), (1840, 10071), (1865, 9936), (2070, 8952), (2160, 8579), (2238, 8280), (2484, 7460), (2760, 6714), (2984, 6210), (3105, 5968), (3312, 5595), (3357, 5520), (3730, 4968), (4140, 4476)]