16204320

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1$

素因数の和:77

約数の個数: 288

約数和(自身を含む): 64350720

約数和(自身を除く): 48146400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 31, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 62, 66, 72, 80, 88, 90, 93, 96, 99, 108, 110, 120, 121, 124, 132, 135, 144, 155, 160, 165, 176, 180, 186, 198, 216, 220, 240, 242, 248, 264, 270, 279, 288, 297, 310, 330, 341, 352, 360, 363, 372, 396, 432, 440, 465, 480, 484, 495, 496, 528, 540, 558, 594, 605, 620, 660, 682, 720, 726, 744, 792, 837, 864, 880, 930, 968, 990, 992, 1023, 1056, 1080, 1089, 1116, 1188, 1210, 1240, 1320, 1364, 1395, 1440, 1452, 1485, 1488, 1584, 1674, 1705, 1760, 1815, 1860, 1936, 1980, 2046, 2160, 2178, 2232, 2376, 2420, 2480, 2640, 2728, 2790, 2904, 2970, 2976, 3069, 3168, 3267, 3348, 3410, 3630, 3720, 3751, 3872, 3960, 4092, 4185, 4320, 4356, 4464, 4752, 4840, 4960, 5115, 5280, 5445, 5456, 5580, 5808, 5940, 6138, 6534, 6696, 6820, 7260, 7440, 7502, 7920, 8184, 8370, 8712, 8928, 9207, 9504, 9680, 10230, 10890, 10912, 11160, 11253, 11616, 11880, 12276, 13068, 13392, 13640, 14520, 14880, 15004, 15345, 15840, 16335, 16368, 16740, 17424, 18414, 18755, 19360, 20460, 21780, 22320, 22506, 23760, 24552, 26136, 26784, 27280, 29040, 30008, 30690, 32670, 32736, 33480, 33759, 34848, 36828, 37510, 40920, 43560, 44640, 45012, 46035, 47520, 49104, 52272, 54560, 56265, 58080, 60016, 61380, 65340, 66960, 67518, 73656, 75020, 81840, 87120, 90024, 92070, 98208, 101277, 104544, 112530, 120032, 122760, 130680, 133920, 135036, 147312, 150040, 163680, 168795, 174240, 180048, 184140, 202554, 225060, 245520, 261360, 270072, 294624, 300080, 337590, 360096, 368280, 405108, 450120, 491040, 506385, 522720, 540144, 600160, 675180, 736560, 810216, 900240, 1012770, 1080288, 1350360, 1473120, 1620432, 1800480, 2025540, 2700720, 3240864, 4051080, 5401440, 8102160, 16204320]

約数ペア:

[(1, 16204320), (2, 8102160), (3, 5401440), (4, 4051080), (5, 3240864), (6, 2700720), (8, 2025540), (9, 1800480), (10, 1620432), (11, 1473120), (12, 1350360), (15, 1080288), (16, 1012770), (18, 900240), (20, 810216), (22, 736560), (24, 675180), (27, 600160), (30, 540144), (31, 522720), (32, 506385), (33, 491040), (36, 450120), (40, 405108), (44, 368280), (45, 360096), (48, 337590), (54, 300080), (55, 294624), (60, 270072), (62, 261360), (66, 245520), (72, 225060), (80, 202554), (88, 184140), (90, 180048), (93, 174240), (96, 168795), (99, 163680), (108, 150040), (110, 147312), (120, 135036), (121, 133920), (124, 130680), (132, 122760), (135, 120032), (144, 112530), (155, 104544), (160, 101277), (165, 98208), (176, 92070), (180, 90024), (186, 87120), (198, 81840), (216, 75020), (220, 73656), (240, 67518), (242, 66960), (248, 65340), (264, 61380), (270, 60016), (279, 58080), (288, 56265), (297, 54560), (310, 52272), (330, 49104), (341, 47520), (352, 46035), (360, 45012), (363, 44640), (372, 43560), (396, 40920), (432, 37510), (440, 36828), (465, 34848), (480, 33759), (484, 33480), (495, 32736), (496, 32670), (528, 30690), (540, 30008), (558, 29040), (594, 27280), (605, 26784), (620, 26136), (660, 24552), (682, 23760), (720, 22506), (726, 22320), (744, 21780), (792, 20460), (837, 19360), (864, 18755), (880, 18414), (930, 17424), (968, 16740), (990, 16368), (992, 16335), (1023, 15840), (1056, 15345), (1080, 15004), (1089, 14880), (1116, 14520), (1188, 13640), (1210, 13392), (1240, 13068), (1320, 12276), (1364, 11880), (1395, 11616), (1440, 11253), (1452, 11160), (1485, 10912), (1488, 10890), (1584, 10230), (1674, 9680), (1705, 9504), (1760, 9207), (1815, 8928), (1860, 8712), (1936, 8370), (1980, 8184), (2046, 7920), (2160, 7502), (2178, 7440), (2232, 7260), (2376, 6820), (2420, 6696), (2480, 6534), (2640, 6138), (2728, 5940), (2790, 5808), (2904, 5580), (2970, 5456), (2976, 5445), (3069, 5280), (3168, 5115), (3267, 4960), (3348, 4840), (3410, 4752), (3630, 4464), (3720, 4356), (3751, 4320), (3872, 4185), (3960, 4092)]