18007200

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 216

約数和(自身を含む): 66112956

約数和(自身を除く): 48105756

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 41, 45, 48, 50, 60, 61, 72, 75, 80, 82, 90, 96, 100, 120, 122, 123, 144, 150, 160, 164, 180, 183, 200, 205, 225, 240, 244, 246, 288, 300, 305, 328, 360, 366, 369, 400, 410, 450, 480, 488, 492, 549, 600, 610, 615, 656, 720, 732, 738, 800, 820, 900, 915, 976, 984, 1025, 1098, 1200, 1220, 1230, 1312, 1440, 1464, 1476, 1525, 1640, 1800, 1830, 1845, 1952, 1968, 2050, 2196, 2400, 2440, 2460, 2501, 2745, 2928, 2952, 3050, 3075, 3280, 3600, 3660, 3690, 3936, 4100, 4392, 4575, 4880, 4920, 5002, 5490, 5856, 5904, 6100, 6150, 6560, 7200, 7320, 7380, 7503, 8200, 8784, 9150, 9225, 9760, 9840, 10004, 10980, 11808, 12200, 12300, 12505, 13725, 14640, 14760, 15006, 16400, 17568, 18300, 18450, 19680, 20008, 21960, 22509, 24400, 24600, 25010, 27450, 29280, 29520, 30012, 32800, 36600, 36900, 37515, 40016, 43920, 45018, 48800, 49200, 50020, 54900, 59040, 60024, 62525, 73200, 73800, 75030, 80032, 87840, 90036, 98400, 100040, 109800, 112545, 120048, 125050, 146400, 147600, 150060, 180072, 187575, 200080, 219600, 225090, 240096, 250100, 295200, 300120, 360144, 375150, 400160, 439200, 450180, 500200, 562725, 600240, 720288, 750300, 900360, 1000400, 1125450, 1200480, 1500600, 1800720, 2000800, 2250900, 3001200, 3601440, 4501800, 6002400, 9003600, 18007200]

約数ペア:

[(1, 18007200), (2, 9003600), (3, 6002400), (4, 4501800), (5, 3601440), (6, 3001200), (8, 2250900), (9, 2000800), (10, 1800720), (12, 1500600), (15, 1200480), (16, 1125450), (18, 1000400), (20, 900360), (24, 750300), (25, 720288), (30, 600240), (32, 562725), (36, 500200), (40, 450180), (41, 439200), (45, 400160), (48, 375150), (50, 360144), (60, 300120), (61, 295200), (72, 250100), (75, 240096), (80, 225090), (82, 219600), (90, 200080), (96, 187575), (100, 180072), (120, 150060), (122, 147600), (123, 146400), (144, 125050), (150, 120048), (160, 112545), (164, 109800), (180, 100040), (183, 98400), (200, 90036), (205, 87840), (225, 80032), (240, 75030), (244, 73800), (246, 73200), (288, 62525), (300, 60024), (305, 59040), (328, 54900), (360, 50020), (366, 49200), (369, 48800), (400, 45018), (410, 43920), (450, 40016), (480, 37515), (488, 36900), (492, 36600), (549, 32800), (600, 30012), (610, 29520), (615, 29280), (656, 27450), (720, 25010), (732, 24600), (738, 24400), (800, 22509), (820, 21960), (900, 20008), (915, 19680), (976, 18450), (984, 18300), (1025, 17568), (1098, 16400), (1200, 15006), (1220, 14760), (1230, 14640), (1312, 13725), (1440, 12505), (1464, 12300), (1476, 12200), (1525, 11808), (1640, 10980), (1800, 10004), (1830, 9840), (1845, 9760), (1952, 9225), (1968, 9150), (2050, 8784), (2196, 8200), (2400, 7503), (2440, 7380), (2460, 7320), (2501, 7200), (2745, 6560), (2928, 6150), (2952, 6100), (3050, 5904), (3075, 5856), (3280, 5490), (3600, 5002), (3660, 4920), (3690, 4880), (3936, 4575), (4100, 4392)]