120427920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{167261}}^1$

素因数の和:167280

約数の個数: 60

約数和(自身を含む): 404439516

約数和(自身を除く): 284011596

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 167261, 334522, 501783, 669044, 836305, 1003566, 1338088, 1505349, 1672610, 2007132, 2508915, 2676176, 3010698, 3345220, 4014264, 5017830, 6021396, 6690440, 7526745, 8028528, 10035660, 12042792, 13380880, 15053490, 20071320, 24085584, 30106980, 40142640, 60213960, 120427920]

約数ペア:

[(1, 120427920), (2, 60213960), (3, 40142640), (4, 30106980), (5, 24085584), (6, 20071320), (8, 15053490), (9, 13380880), (10, 12042792), (12, 10035660), (15, 8028528), (16, 7526745), (18, 6690440), (20, 6021396), (24, 5017830), (30, 4014264), (36, 3345220), (40, 3010698), (45, 2676176), (48, 2508915), (60, 2007132), (72, 1672610), (80, 1505349), (90, 1338088), (120, 1003566), (144, 836305), (180, 669044), (240, 501783), (360, 334522), (720, 167261)]