689658840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49121}}^1$

素因数の和:49154

約数の個数: 128

約数和(自身を含む): 2475748800

約数和(自身を除く): 1786089960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 4680, 7020, 14040, 49121, 98242, 147363, 196484, 245605, 294726, 392968, 442089, 491210, 589452, 638573, 736815, 884178, 982420, 1178904, 1277146, 1326267, 1473630, 1768356, 1915719, 1964840, 2210445, 2554292, 2652534, 2947260, 3192865, 3536712, 3831438, 4420890, 5108584, 5305068, 5747157, 5894520, 6385730, 6631335, 7662876, 8841780, 9578595, 10610136, 11494314, 12771460, 13262670, 15325752, 17241471, 17683560, 19157190, 22988628, 25542920, 26525340, 28735785, 34482942, 38314380, 45977256, 53050680, 57471570, 68965884, 76628760, 86207355, 114943140, 137931768, 172414710, 229886280, 344829420, 689658840]

約数ペア:

[(1, 689658840), (2, 344829420), (3, 229886280), (4, 172414710), (5, 137931768), (6, 114943140), (8, 86207355), (9, 76628760), (10, 68965884), (12, 57471570), (13, 53050680), (15, 45977256), (18, 38314380), (20, 34482942), (24, 28735785), (26, 26525340), (27, 25542920), (30, 22988628), (36, 19157190), (39, 17683560), (40, 17241471), (45, 15325752), (52, 13262670), (54, 12771460), (60, 11494314), (65, 10610136), (72, 9578595), (78, 8841780), (90, 7662876), (104, 6631335), (108, 6385730), (117, 5894520), (120, 5747157), (130, 5305068), (135, 5108584), (156, 4420890), (180, 3831438), (195, 3536712), (216, 3192865), (234, 2947260), (260, 2652534), (270, 2554292), (312, 2210445), (351, 1964840), (360, 1915719), (390, 1768356), (468, 1473630), (520, 1326267), (540, 1277146), (585, 1178904), (702, 982420), (780, 884178), (936, 736815), (1080, 638573), (1170, 589452), (1404, 491210), (1560, 442089), (1755, 392968), (2340, 294726), (2808, 245605), (3510, 196484), (4680, 147363), (7020, 98242), (14040, 49121)]