856170400

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 288

約数和(自身を含む): 2399846400

約数和(自身を除く): 1543676000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 25, 31, 32, 38, 40, 46, 50, 62, 76, 79, 80, 92, 95, 100, 115, 124, 152, 155, 158, 160, 184, 190, 200, 230, 248, 304, 310, 316, 368, 380, 395, 400, 437, 460, 475, 496, 575, 589, 608, 620, 632, 713, 736, 760, 775, 790, 800, 874, 920, 950, 992, 1150, 1178, 1240, 1264, 1426, 1501, 1520, 1550, 1580, 1748, 1817, 1840, 1900, 1975, 2185, 2300, 2356, 2449, 2480, 2528, 2852, 2945, 3002, 3040, 3100, 3160, 3496, 3565, 3634, 3680, 3800, 3950, 4370, 4600, 4712, 4898, 4960, 5704, 5890, 6004, 6200, 6320, 6992, 7130, 7268, 7505, 7600, 7900, 8740, 9085, 9200, 9424, 9796, 10925, 11408, 11780, 12008, 12245, 12400, 12640, 13547, 13984, 14260, 14536, 14725, 15010, 15200, 15800, 17480, 17825, 18170, 18400, 18848, 19592, 21850, 22816, 23560, 24016, 24490, 24800, 27094, 28520, 29072, 29450, 30020, 31600, 34523, 34960, 35650, 36340, 37525, 39184, 43700, 45425, 46531, 47120, 48032, 48980, 54188, 56327, 57040, 58144, 58900, 60040, 61225, 63200, 67735, 69046, 69920, 71300, 72680, 75050, 78368, 87400, 90850, 93062, 94240, 97960, 108376, 112654, 114080, 117800, 120080, 122450, 135470, 138092, 142600, 145360, 150100, 172615, 174800, 181700, 186124, 195920, 216752, 225308, 232655, 235600, 240160, 244900, 270940, 276184, 281635, 285200, 290720, 300200, 338675, 345230, 349600, 363400, 372248, 391840, 433504, 450616, 465310, 471200, 489800, 541880, 552368, 563270, 570400, 600400, 677350, 690460, 726800, 744496, 863075, 901232, 930620, 979600, 1070213, 1083760, 1104736, 1126540, 1163275, 1200800, 1354700, 1380920, 1408175, 1453600, 1488992, 1726150, 1802464, 1861240, 1959200, 2140426, 2167520, 2253080, 2326550, 2709400, 2761840, 2816350, 3452300, 3722480, 4280852, 4506160, 4653100, 5351065, 5418800, 5523680, 5632700, 6904600, 7444960, 8561704, 9012320, 9306200, 10702130, 10837600, 11265400, 13809200, 17123408, 18612400, 21404260, 22530800, 26755325, 27618400, 34246816, 37224800, 42808520, 45061600, 53510650, 85617040, 107021300, 171234080, 214042600, 428085200, 856170400]

約数ペア:

[(1, 856170400), (2, 428085200), (4, 214042600), (5, 171234080), (8, 107021300), (10, 85617040), (16, 53510650), (19, 45061600), (20, 42808520), (23, 37224800), (25, 34246816), (31, 27618400), (32, 26755325), (38, 22530800), (40, 21404260), (46, 18612400), (50, 17123408), (62, 13809200), (76, 11265400), (79, 10837600), (80, 10702130), (92, 9306200), (95, 9012320), (100, 8561704), (115, 7444960), (124, 6904600), (152, 5632700), (155, 5523680), (158, 5418800), (160, 5351065), (184, 4653100), (190, 4506160), (200, 4280852), (230, 3722480), (248, 3452300), (304, 2816350), (310, 2761840), (316, 2709400), (368, 2326550), (380, 2253080), (395, 2167520), (400, 2140426), (437, 1959200), (460, 1861240), (475, 1802464), (496, 1726150), (575, 1488992), (589, 1453600), (608, 1408175), (620, 1380920), (632, 1354700), (713, 1200800), (736, 1163275), (760, 1126540), (775, 1104736), (790, 1083760), (800, 1070213), (874, 979600), (920, 930620), (950, 901232), (992, 863075), (1150, 744496), (1178, 726800), (1240, 690460), (1264, 677350), (1426, 600400), (1501, 570400), (1520, 563270), (1550, 552368), (1580, 541880), (1748, 489800), (1817, 471200), (1840, 465310), (1900, 450616), (1975, 433504), (2185, 391840), (2300, 372248), (2356, 363400), (2449, 349600), (2480, 345230), (2528, 338675), (2852, 300200), (2945, 290720), (3002, 285200), (3040, 281635), (3100, 276184), (3160, 270940), (3496, 244900), (3565, 240160), (3634, 235600), (3680, 232655), (3800, 225308), (3950, 216752), (4370, 195920), (4600, 186124), (4712, 181700), (4898, 174800), (4960, 172615), (5704, 150100), (5890, 145360), (6004, 142600), (6200, 138092), (6320, 135470), (6992, 122450), (7130, 120080), (7268, 117800), (7505, 114080), (7600, 112654), (7900, 108376), (8740, 97960), (9085, 94240), (9200, 93062), (9424, 90850), (9796, 87400), (10925, 78368), (11408, 75050), (11780, 72680), (12008, 71300), (12245, 69920), (12400, 69046), (12640, 67735), (13547, 63200), (13984, 61225), (14260, 60040), (14536, 58900), (14725, 58144), (15010, 57040), (15200, 56327), (15800, 54188), (17480, 48980), (17825, 48032), (18170, 47120), (18400, 46531), (18848, 45425), (19592, 43700), (21850, 39184), (22816, 37525), (23560, 36340), (24016, 35650), (24490, 34960), (24800, 34523), (27094, 31600), (28520, 30020), (29072, 29450)]