1442280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:139

約数の個数: 128

約数和(自身を含む): 5287680

約数和(自身を除く): 3845400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 101, 102, 105, 119, 120, 136, 140, 168, 170, 202, 204, 210, 238, 255, 280, 303, 340, 357, 404, 408, 420, 476, 505, 510, 595, 606, 680, 707, 714, 808, 840, 952, 1010, 1020, 1190, 1212, 1414, 1428, 1515, 1717, 1785, 2020, 2040, 2121, 2380, 2424, 2828, 2856, 3030, 3434, 3535, 3570, 4040, 4242, 4760, 5151, 5656, 6060, 6868, 7070, 7140, 8484, 8585, 10302, 10605, 12019, 12120, 13736, 14140, 14280, 16968, 17170, 20604, 21210, 24038, 25755, 28280, 34340, 36057, 41208, 42420, 48076, 51510, 60095, 68680, 72114, 84840, 96152, 103020, 120190, 144228, 180285, 206040, 240380, 288456, 360570, 480760, 721140, 1442280]

約数ペア:

[(1, 1442280), (2, 721140), (3, 480760), (4, 360570), (5, 288456), (6, 240380), (7, 206040), (8, 180285), (10, 144228), (12, 120190), (14, 103020), (15, 96152), (17, 84840), (20, 72114), (21, 68680), (24, 60095), (28, 51510), (30, 48076), (34, 42420), (35, 41208), (40, 36057), (42, 34340), (51, 28280), (56, 25755), (60, 24038), (68, 21210), (70, 20604), (84, 17170), (85, 16968), (101, 14280), (102, 14140), (105, 13736), (119, 12120), (120, 12019), (136, 10605), (140, 10302), (168, 8585), (170, 8484), (202, 7140), (204, 7070), (210, 6868), (238, 6060), (255, 5656), (280, 5151), (303, 4760), (340, 4242), (357, 4040), (404, 3570), (408, 3535), (420, 3434), (476, 3030), (505, 2856), (510, 2828), (595, 2424), (606, 2380), (680, 2121), (707, 2040), (714, 2020), (808, 1785), (840, 1717), (952, 1515), (1010, 1428), (1020, 1414), (1190, 1212)]