129765420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{42407}}^1$

素因数の和:42439

約数の個数: 72

約数和(自身を含む): 416785824

約数和(自身を除く): 287020404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 42407, 84814, 127221, 169628, 212035, 254442, 381663, 424070, 508884, 636105, 720919, 763326, 848140, 1272210, 1441838, 1526652, 1908315, 2162757, 2544420, 2883676, 3604595, 3816630, 4325514, 6488271, 7209190, 7633260, 8651028, 10813785, 12976542, 14418380, 21627570, 25953084, 32441355, 43255140, 64882710, 129765420]

約数ペア:

[(1, 129765420), (2, 64882710), (3, 43255140), (4, 32441355), (5, 25953084), (6, 21627570), (9, 14418380), (10, 12976542), (12, 10813785), (15, 8651028), (17, 7633260), (18, 7209190), (20, 6488271), (30, 4325514), (34, 3816630), (36, 3604595), (45, 2883676), (51, 2544420), (60, 2162757), (68, 1908315), (85, 1526652), (90, 1441838), (102, 1272210), (153, 848140), (170, 763326), (180, 720919), (204, 636105), (255, 508884), (306, 424070), (340, 381663), (510, 254442), (612, 212035), (765, 169628), (1020, 127221), (1530, 84814), (3060, 42407)]