400604130

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5557}}^1$

素因数の和:5665

約数の個数: 80

約数和(自身を含む): 1089479160

約数和(自身を除く): 688875030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 89, 90, 135, 162, 178, 267, 270, 405, 445, 534, 801, 810, 890, 1335, 1602, 2403, 2670, 4005, 4806, 5557, 7209, 8010, 11114, 12015, 14418, 16671, 24030, 27785, 33342, 36045, 50013, 55570, 72090, 83355, 100026, 150039, 166710, 250065, 300078, 450117, 494573, 500130, 750195, 900234, 989146, 1483719, 1500390, 2250585, 2472865, 2967438, 4451157, 4501170, 4945730, 7418595, 8902314, 13353471, 14837190, 22255785, 26706942, 40060413, 44511570, 66767355, 80120826, 133534710, 200302065, 400604130]

約数ペア:

[(1, 400604130), (2, 200302065), (3, 133534710), (5, 80120826), (6, 66767355), (9, 44511570), (10, 40060413), (15, 26706942), (18, 22255785), (27, 14837190), (30, 13353471), (45, 8902314), (54, 7418595), (81, 4945730), (89, 4501170), (90, 4451157), (135, 2967438), (162, 2472865), (178, 2250585), (267, 1500390), (270, 1483719), (405, 989146), (445, 900234), (534, 750195), (801, 500130), (810, 494573), (890, 450117), (1335, 300078), (1602, 250065), (2403, 166710), (2670, 150039), (4005, 100026), (4806, 83355), (5557, 72090), (7209, 55570), (8010, 50013), (11114, 36045), (12015, 33342), (14418, 27785), (16671, 24030)]