2521440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:141

約数の個数: 144

約数和(自身を含む): 9199008

約数和(自身を除く): 6677568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 103, 120, 136, 144, 153, 160, 170, 180, 204, 206, 240, 255, 272, 288, 306, 309, 340, 360, 408, 412, 480, 510, 515, 544, 612, 618, 680, 720, 765, 816, 824, 927, 1020, 1030, 1224, 1236, 1360, 1440, 1530, 1545, 1632, 1648, 1751, 1854, 2040, 2060, 2448, 2472, 2720, 3060, 3090, 3296, 3502, 3708, 4080, 4120, 4635, 4896, 4944, 5253, 6120, 6180, 7004, 7416, 8160, 8240, 8755, 9270, 9888, 10506, 12240, 12360, 14008, 14832, 15759, 16480, 17510, 18540, 21012, 24480, 24720, 26265, 28016, 29664, 31518, 35020, 37080, 42024, 49440, 52530, 56032, 63036, 70040, 74160, 78795, 84048, 105060, 126072, 140080, 148320, 157590, 168096, 210120, 252144, 280160, 315180, 420240, 504288, 630360, 840480, 1260720, 2521440]

約数ペア:

[(1, 2521440), (2, 1260720), (3, 840480), (4, 630360), (5, 504288), (6, 420240), (8, 315180), (9, 280160), (10, 252144), (12, 210120), (15, 168096), (16, 157590), (17, 148320), (18, 140080), (20, 126072), (24, 105060), (30, 84048), (32, 78795), (34, 74160), (36, 70040), (40, 63036), (45, 56032), (48, 52530), (51, 49440), (60, 42024), (68, 37080), (72, 35020), (80, 31518), (85, 29664), (90, 28016), (96, 26265), (102, 24720), (103, 24480), (120, 21012), (136, 18540), (144, 17510), (153, 16480), (160, 15759), (170, 14832), (180, 14008), (204, 12360), (206, 12240), (240, 10506), (255, 9888), (272, 9270), (288, 8755), (306, 8240), (309, 8160), (340, 7416), (360, 7004), (408, 6180), (412, 6120), (480, 5253), (510, 4944), (515, 4896), (544, 4635), (612, 4120), (618, 4080), (680, 3708), (720, 3502), (765, 3296), (816, 3090), (824, 3060), (927, 2720), (1020, 2472), (1030, 2448), (1224, 2060), (1236, 2040), (1360, 1854), (1440, 1751), (1530, 1648), (1545, 1632)]