219035760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{912649}}^1$

素因数の和:912665

約数の個数: 40

約数和(自身を含む): 679011600

約数和(自身を除く): 459975840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 912649, 1825298, 2737947, 3650596, 4563245, 5475894, 7301192, 9126490, 10951788, 13689735, 14602384, 18252980, 21903576, 27379470, 36505960, 43807152, 54758940, 73011920, 109517880, 219035760]

約数ペア:

[(1, 219035760), (2, 109517880), (3, 73011920), (4, 54758940), (5, 43807152), (6, 36505960), (8, 27379470), (10, 21903576), (12, 18252980), (15, 14602384), (16, 13689735), (20, 10951788), (24, 9126490), (30, 7301192), (40, 5475894), (48, 4563245), (60, 3650596), (80, 2737947), (120, 1825298), (240, 912649)]