72975280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{863}}^1$

素因数の和:1034

約数の個数: 80

約数和(自身を含む): 195416064

約数和(自身を除く): 122440784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 151, 280, 302, 560, 604, 755, 863, 1057, 1208, 1510, 1726, 2114, 2416, 3020, 3452, 4228, 4315, 5285, 6040, 6041, 6904, 8456, 8630, 10570, 12080, 12082, 13808, 16912, 17260, 21140, 24164, 30205, 34520, 42280, 48328, 60410, 69040, 84560, 96656, 120820, 130313, 241640, 260626, 483280, 521252, 651565, 912191, 1042504, 1303130, 1824382, 2085008, 2606260, 3648764, 4560955, 5212520, 7297528, 9121910, 10425040, 14595056, 18243820, 36487640, 72975280]

約数ペア:

[(1, 72975280), (2, 36487640), (4, 18243820), (5, 14595056), (7, 10425040), (8, 9121910), (10, 7297528), (14, 5212520), (16, 4560955), (20, 3648764), (28, 2606260), (35, 2085008), (40, 1824382), (56, 1303130), (70, 1042504), (80, 912191), (112, 651565), (140, 521252), (151, 483280), (280, 260626), (302, 241640), (560, 130313), (604, 120820), (755, 96656), (863, 84560), (1057, 69040), (1208, 60410), (1510, 48328), (1726, 42280), (2114, 34520), (2416, 30205), (3020, 24164), (3452, 21140), (4228, 17260), (4315, 16912), (5285, 13808), (6040, 12082), (6041, 12080), (6904, 10570), (8456, 8630)]