8973240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:141

約数の個数: 128

約数和(自身を含む): 28892160

約数和(自身を除く): 19918920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 43, 47, 60, 74, 86, 94, 111, 120, 129, 141, 148, 172, 185, 188, 215, 222, 235, 258, 282, 296, 344, 370, 376, 430, 444, 470, 516, 555, 564, 645, 705, 740, 860, 888, 940, 1032, 1110, 1128, 1290, 1410, 1480, 1591, 1720, 1739, 1880, 2021, 2220, 2580, 2820, 3182, 3478, 4042, 4440, 4773, 5160, 5217, 5640, 6063, 6364, 6956, 7955, 8084, 8695, 9546, 10105, 10434, 12126, 12728, 13912, 15910, 16168, 17390, 19092, 20210, 20868, 23865, 24252, 26085, 30315, 31820, 34780, 38184, 40420, 41736, 47730, 48504, 52170, 60630, 63640, 69560, 74777, 80840, 95460, 104340, 121260, 149554, 190920, 208680, 224331, 242520, 299108, 373885, 448662, 598216, 747770, 897324, 1121655, 1495540, 1794648, 2243310, 2991080, 4486620, 8973240]

約数ペア:

[(1, 8973240), (2, 4486620), (3, 2991080), (4, 2243310), (5, 1794648), (6, 1495540), (8, 1121655), (10, 897324), (12, 747770), (15, 598216), (20, 448662), (24, 373885), (30, 299108), (37, 242520), (40, 224331), (43, 208680), (47, 190920), (60, 149554), (74, 121260), (86, 104340), (94, 95460), (111, 80840), (120, 74777), (129, 69560), (141, 63640), (148, 60630), (172, 52170), (185, 48504), (188, 47730), (215, 41736), (222, 40420), (235, 38184), (258, 34780), (282, 31820), (296, 30315), (344, 26085), (370, 24252), (376, 23865), (430, 20868), (444, 20210), (470, 19092), (516, 17390), (555, 16168), (564, 15910), (645, 13912), (705, 12728), (740, 12126), (860, 10434), (888, 10105), (940, 9546), (1032, 8695), (1110, 8084), (1128, 7955), (1290, 6956), (1410, 6364), (1480, 6063), (1591, 5640), (1720, 5217), (1739, 5160), (1880, 4773), (2021, 4440), (2220, 4042), (2580, 3478), (2820, 3182)]