628185240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:727

約数の個数: 256

約数和(自身を含む): 2239488000

約数和(自身を除く): 1611302760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 31, 36, 40, 45, 54, 58, 60, 62, 72, 87, 90, 93, 108, 116, 120, 124, 135, 145, 155, 174, 180, 186, 216, 232, 248, 261, 270, 279, 290, 310, 348, 360, 372, 435, 465, 522, 540, 558, 580, 620, 647, 696, 744, 783, 837, 870, 899, 930, 1044, 1080, 1116, 1160, 1240, 1294, 1305, 1395, 1566, 1674, 1740, 1798, 1860, 1941, 2088, 2232, 2588, 2610, 2697, 2790, 3132, 3235, 3348, 3480, 3596, 3720, 3882, 3915, 4185, 4495, 5176, 5220, 5394, 5580, 5823, 6264, 6470, 6696, 7192, 7764, 7830, 8091, 8370, 8990, 9705, 10440, 10788, 11160, 11646, 12940, 13485, 15528, 15660, 16182, 16740, 17469, 17980, 18763, 19410, 20057, 21576, 23292, 24273, 25880, 26970, 29115, 31320, 32364, 33480, 34938, 35960, 37526, 38820, 40114, 40455, 46584, 48546, 53940, 56289, 58230, 60171, 64728, 69876, 75052, 77640, 80228, 80910, 87345, 93815, 97092, 100285, 107880, 112578, 116460, 120342, 121365, 139752, 150104, 160456, 161820, 168867, 174690, 180513, 187630, 194184, 200570, 225156, 232920, 240684, 242730, 281445, 300855, 323640, 337734, 349380, 361026, 375260, 401140, 450312, 481368, 485460, 506601, 541539, 562890, 581653, 601710, 675468, 698760, 722052, 750520, 802280, 844335, 902565, 970920, 1013202, 1083078, 1125780, 1163306, 1203420, 1350936, 1444104, 1688670, 1744959, 1805130, 2026404, 2166156, 2251560, 2326612, 2406840, 2533005, 2707695, 2908265, 3377340, 3489918, 3610260, 4052808, 4332312, 4653224, 5066010, 5234877, 5415390, 5816530, 6754680, 6979836, 7220520, 8724795, 10132020, 10469754, 10830780, 11633060, 13959672, 15704631, 17449590, 20264040, 20939508, 21661560, 23266120, 26174385, 31409262, 34899180, 41879016, 52348770, 62818524, 69798360, 78523155, 104697540, 125637048, 157046310, 209395080, 314092620, 628185240]

約数ペア:

[(1, 628185240), (2, 314092620), (3, 209395080), (4, 157046310), (5, 125637048), (6, 104697540), (8, 78523155), (9, 69798360), (10, 62818524), (12, 52348770), (15, 41879016), (18, 34899180), (20, 31409262), (24, 26174385), (27, 23266120), (29, 21661560), (30, 20939508), (31, 20264040), (36, 17449590), (40, 15704631), (45, 13959672), (54, 11633060), (58, 10830780), (60, 10469754), (62, 10132020), (72, 8724795), (87, 7220520), (90, 6979836), (93, 6754680), (108, 5816530), (116, 5415390), (120, 5234877), (124, 5066010), (135, 4653224), (145, 4332312), (155, 4052808), (174, 3610260), (180, 3489918), (186, 3377340), (216, 2908265), (232, 2707695), (248, 2533005), (261, 2406840), (270, 2326612), (279, 2251560), (290, 2166156), (310, 2026404), (348, 1805130), (360, 1744959), (372, 1688670), (435, 1444104), (465, 1350936), (522, 1203420), (540, 1163306), (558, 1125780), (580, 1083078), (620, 1013202), (647, 970920), (696, 902565), (744, 844335), (783, 802280), (837, 750520), (870, 722052), (899, 698760), (930, 675468), (1044, 601710), (1080, 581653), (1116, 562890), (1160, 541539), (1240, 506601), (1294, 485460), (1305, 481368), (1395, 450312), (1566, 401140), (1674, 375260), (1740, 361026), (1798, 349380), (1860, 337734), (1941, 323640), (2088, 300855), (2232, 281445), (2588, 242730), (2610, 240684), (2697, 232920), (2790, 225156), (3132, 200570), (3235, 194184), (3348, 187630), (3480, 180513), (3596, 174690), (3720, 168867), (3882, 161820), (3915, 160456), (4185, 150104), (4495, 139752), (5176, 121365), (5220, 120342), (5394, 116460), (5580, 112578), (5823, 107880), (6264, 100285), (6470, 97092), (6696, 93815), (7192, 87345), (7764, 80910), (7830, 80228), (8091, 77640), (8370, 75052), (8990, 69876), (9705, 64728), (10440, 60171), (10788, 58230), (11160, 56289), (11646, 53940), (12940, 48546), (13485, 46584), (15528, 40455), (15660, 40114), (16182, 38820), (16740, 37526), (17469, 35960), (17980, 34938), (18763, 33480), (19410, 32364), (20057, 31320), (21576, 29115), (23292, 26970), (24273, 25880)]