220906000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:570

約数の個数: 160

約数和(自身を含む): 631388160

約数和(自身を除く): 410482160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 125, 140, 155, 175, 200, 217, 248, 250, 280, 310, 350, 400, 434, 496, 500, 509, 560, 620, 700, 775, 868, 875, 1000, 1018, 1085, 1240, 1400, 1550, 1736, 1750, 2000, 2036, 2170, 2480, 2545, 2800, 3100, 3472, 3500, 3563, 3875, 4072, 4340, 5090, 5425, 6200, 7000, 7126, 7750, 8144, 8680, 10180, 10850, 12400, 12725, 14000, 14252, 15500, 15779, 17360, 17815, 20360, 21700, 25450, 27125, 28504, 31000, 31558, 35630, 40720, 43400, 50900, 54250, 57008, 62000, 63116, 63625, 71260, 78895, 86800, 89075, 101800, 108500, 110453, 126232, 127250, 142520, 157790, 178150, 203600, 217000, 220906, 252464, 254500, 285040, 315580, 356300, 394475, 434000, 441812, 445375, 509000, 552265, 631160, 712600, 788950, 883624, 890750, 1018000, 1104530, 1262320, 1425200, 1577900, 1767248, 1781500, 1972375, 2209060, 2761325, 3155800, 3563000, 3944750, 4418120, 5522650, 6311600, 7126000, 7889500, 8836240, 11045300, 13806625, 15779000, 22090600, 27613250, 31558000, 44181200, 55226500, 110453000, 220906000]

約数ペア:

[(1, 220906000), (2, 110453000), (4, 55226500), (5, 44181200), (7, 31558000), (8, 27613250), (10, 22090600), (14, 15779000), (16, 13806625), (20, 11045300), (25, 8836240), (28, 7889500), (31, 7126000), (35, 6311600), (40, 5522650), (50, 4418120), (56, 3944750), (62, 3563000), (70, 3155800), (80, 2761325), (100, 2209060), (112, 1972375), (124, 1781500), (125, 1767248), (140, 1577900), (155, 1425200), (175, 1262320), (200, 1104530), (217, 1018000), (248, 890750), (250, 883624), (280, 788950), (310, 712600), (350, 631160), (400, 552265), (434, 509000), (496, 445375), (500, 441812), (509, 434000), (560, 394475), (620, 356300), (700, 315580), (775, 285040), (868, 254500), (875, 252464), (1000, 220906), (1018, 217000), (1085, 203600), (1240, 178150), (1400, 157790), (1550, 142520), (1736, 127250), (1750, 126232), (2000, 110453), (2036, 108500), (2170, 101800), (2480, 89075), (2545, 86800), (2800, 78895), (3100, 71260), (3472, 63625), (3500, 63116), (3563, 62000), (3875, 57008), (4072, 54250), (4340, 50900), (5090, 43400), (5425, 40720), (6200, 35630), (7000, 31558), (7126, 31000), (7750, 28504), (8144, 27125), (8680, 25450), (10180, 21700), (10850, 20360), (12400, 17815), (12725, 17360), (14000, 15779), (14252, 15500)]