259664580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{206083}}^1$

素因数の和:206105

約数の個数: 72

約数和(自身を含む): 900174912

約数和(自身を除く): 640510332

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, 206083, 412166, 618249, 824332, 1030415, 1236498, 1442581, 1854747, 2060830, 2472996, 2885162, 3091245, 3709494, 4121660, 4327743, 5770324, 6182490, 7212905, 7418988, 8655486, 9273735, 12364980, 12983229, 14425810, 17310972, 18547470, 21638715, 25966458, 28851620, 37094940, 43277430, 51932916, 64916145, 86554860, 129832290, 259664580]

約数ペア:

[(1, 259664580), (2, 129832290), (3, 86554860), (4, 64916145), (5, 51932916), (6, 43277430), (7, 37094940), (9, 28851620), (10, 25966458), (12, 21638715), (14, 18547470), (15, 17310972), (18, 14425810), (20, 12983229), (21, 12364980), (28, 9273735), (30, 8655486), (35, 7418988), (36, 7212905), (42, 6182490), (45, 5770324), (60, 4327743), (63, 4121660), (70, 3709494), (84, 3091245), (90, 2885162), (105, 2472996), (126, 2060830), (140, 1854747), (180, 1442581), (210, 1236498), (252, 1030415), (315, 824332), (420, 618249), (630, 412166), (1260, 206083)]