142872800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:881

約数の個数: 144

約数和(自身を含む): 411973632

約数和(自身を除く): 269100832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 160, 175, 200, 217, 224, 248, 280, 310, 350, 400, 434, 496, 560, 620, 700, 775, 800, 823, 868, 992, 1085, 1120, 1240, 1400, 1550, 1646, 1736, 2170, 2480, 2800, 3100, 3292, 3472, 4115, 4340, 4960, 5425, 5600, 5761, 6200, 6584, 6944, 8230, 8680, 10850, 11522, 12400, 13168, 16460, 17360, 20575, 21700, 23044, 24800, 25513, 26336, 28805, 32920, 34720, 41150, 43400, 46088, 51026, 57610, 65840, 82300, 86800, 92176, 102052, 115220, 127565, 131680, 144025, 164600, 173600, 178591, 184352, 204104, 230440, 255130, 288050, 329200, 357182, 408208, 460880, 510260, 576100, 637825, 658400, 714364, 816416, 892955, 921760, 1020520, 1152200, 1275650, 1428728, 1785910, 2041040, 2304400, 2551300, 2857456, 3571820, 4082080, 4464775, 4608800, 5102600, 5714912, 7143640, 8929550, 10205200, 14287280, 17859100, 20410400, 28574560, 35718200, 71436400, 142872800]

約数ペア:

[(1, 142872800), (2, 71436400), (4, 35718200), (5, 28574560), (7, 20410400), (8, 17859100), (10, 14287280), (14, 10205200), (16, 8929550), (20, 7143640), (25, 5714912), (28, 5102600), (31, 4608800), (32, 4464775), (35, 4082080), (40, 3571820), (50, 2857456), (56, 2551300), (62, 2304400), (70, 2041040), (80, 1785910), (100, 1428728), (112, 1275650), (124, 1152200), (140, 1020520), (155, 921760), (160, 892955), (175, 816416), (200, 714364), (217, 658400), (224, 637825), (248, 576100), (280, 510260), (310, 460880), (350, 408208), (400, 357182), (434, 329200), (496, 288050), (560, 255130), (620, 230440), (700, 204104), (775, 184352), (800, 178591), (823, 173600), (868, 164600), (992, 144025), (1085, 131680), (1120, 127565), (1240, 115220), (1400, 102052), (1550, 92176), (1646, 86800), (1736, 82300), (2170, 65840), (2480, 57610), (2800, 51026), (3100, 46088), (3292, 43400), (3472, 41150), (4115, 34720), (4340, 32920), (4960, 28805), (5425, 26336), (5600, 25513), (5761, 24800), (6200, 23044), (6584, 21700), (6944, 20575), (8230, 17360), (8680, 16460), (10850, 13168), (11522, 12400)]