219064600

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:533

約数の個数: 96

約数和(自身を含む): 533001600

約数和(自身を除く): 313937000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 89, 100, 124, 155, 178, 200, 248, 310, 356, 397, 445, 620, 712, 775, 794, 890, 1240, 1550, 1588, 1780, 1985, 2225, 2759, 3100, 3176, 3560, 3970, 4450, 5518, 6200, 7940, 8900, 9925, 11036, 12307, 13795, 15880, 17800, 19850, 22072, 24614, 27590, 35333, 39700, 49228, 55180, 61535, 68975, 70666, 79400, 98456, 110360, 123070, 137950, 141332, 176665, 246140, 275900, 282664, 307675, 353330, 492280, 551800, 615350, 706660, 883325, 1095323, 1230700, 1413320, 1766650, 2190646, 2461400, 3533300, 4381292, 5476615, 7066600, 8762584, 10953230, 21906460, 27383075, 43812920, 54766150, 109532300, 219064600]

約数ペア:

[(1, 219064600), (2, 109532300), (4, 54766150), (5, 43812920), (8, 27383075), (10, 21906460), (20, 10953230), (25, 8762584), (31, 7066600), (40, 5476615), (50, 4381292), (62, 3533300), (89, 2461400), (100, 2190646), (124, 1766650), (155, 1413320), (178, 1230700), (200, 1095323), (248, 883325), (310, 706660), (356, 615350), (397, 551800), (445, 492280), (620, 353330), (712, 307675), (775, 282664), (794, 275900), (890, 246140), (1240, 176665), (1550, 141332), (1588, 137950), (1780, 123070), (1985, 110360), (2225, 98456), (2759, 79400), (3100, 70666), (3176, 68975), (3560, 61535), (3970, 55180), (4450, 49228), (5518, 39700), (6200, 35333), (7940, 27590), (8900, 24614), (9925, 22072), (11036, 19850), (12307, 17800), (13795, 15880)]