1299571840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{290083}}^1$

素因数の和:290109

約数の個数: 64

約数和(自身を含む): 3550628160

約数和(自身を除く): 2251056320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 290083, 580166, 1160332, 1450415, 2030581, 2320664, 2900830, 4061162, 4641328, 5801660, 8122324, 9282656, 10152905, 11603320, 16244648, 18565312, 20305810, 23206640, 32489296, 37130624, 40611620, 46413280, 64978592, 81223240, 92826560, 129957184, 162446480, 185653120, 259914368, 324892960, 649785920, 1299571840]

約数ペア:

[(1, 1299571840), (2, 649785920), (4, 324892960), (5, 259914368), (7, 185653120), (8, 162446480), (10, 129957184), (14, 92826560), (16, 81223240), (20, 64978592), (28, 46413280), (32, 40611620), (35, 37130624), (40, 32489296), (56, 23206640), (64, 20305810), (70, 18565312), (80, 16244648), (112, 11603320), (128, 10152905), (140, 9282656), (160, 8122324), (224, 5801660), (280, 4641328), (320, 4061162), (448, 2900830), (560, 2320664), (640, 2030581), (896, 1450415), (1120, 1160332), (2240, 580166), (4480, 290083)]