673960140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{534889}}^1$

素因数の和:534911

約数の個数: 72

約数和(自身を含む): 2336399520

約数和(自身を除く): 1662439380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 534889, 1069778, 1604667, 2139556, 2674445, 3209334, 3744223, 4814001, 5348890, 6418668, 7488446, 8023335, 9628002, 10697780, 11232669, 14976892, 16046670, 18721115, 19256004, 22465338, 24070005, 32093340, 33698007, 37442230, 44930676, 48140010, 56163345, 67396014, 74884460, 96280020, 112326690, 134792028, 168490035, 224653380, 336980070, 673960140]

約数ペア:

[(1, 673960140), (2, 336980070), (3, 224653380), (4, 168490035), (5, 134792028), (6, 112326690), (7, 96280020), (9, 74884460), (10, 67396014), (12, 56163345), (14, 48140010), (15, 44930676), (18, 37442230), (20, 33698007), (21, 32093340), (28, 24070005), (30, 22465338), (35, 19256004), (36, 18721115), (42, 16046670), (45, 14976892), (60, 11232669), (63, 10697780), (70, 9628002), (84, 8023335), (90, 7488446), (105, 6418668), (126, 5348890), (140, 4814001), (180, 3744223), (210, 3209334), (252, 2674445), (315, 2139556), (420, 1604667), (630, 1069778), (1260, 534889)]