28696774400

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20663}}^1$

素因数の和:20727

約数の個数: 216

約数和(自身を含む): 83798636544

約数和(自身を除く): 55101862144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 64, 70, 80, 100, 112, 124, 128, 140, 155, 160, 175, 200, 217, 224, 248, 256, 280, 310, 320, 350, 400, 434, 448, 496, 560, 620, 640, 700, 775, 800, 868, 896, 992, 1085, 1120, 1240, 1280, 1400, 1550, 1600, 1736, 1792, 1984, 2170, 2240, 2480, 2800, 3100, 3200, 3472, 3968, 4340, 4480, 4960, 5425, 5600, 6200, 6400, 6944, 7936, 8680, 8960, 9920, 10850, 11200, 12400, 13888, 17360, 19840, 20663, 21700, 22400, 24800, 27776, 34720, 39680, 41326, 43400, 44800, 49600, 55552, 69440, 82652, 86800, 99200, 103315, 138880, 144641, 165304, 173600, 198400, 206630, 277760, 289282, 330608, 347200, 413260, 516575, 578564, 640553, 661216, 694400, 723205, 826520, 1033150, 1157128, 1281106, 1322432, 1388800, 1446410, 1653040, 2066300, 2314256, 2562212, 2644864, 2892820, 3202765, 3306080, 3616025, 4132600, 4483871, 4628512, 5124424, 5289728, 5785640, 6405530, 6612160, 7232050, 8265200, 8967742, 9257024, 10248848, 11571280, 12811060, 13224320, 14464100, 16013825, 16530400, 17935484, 18514048, 20497696, 22419355, 23142560, 25622120, 26448640, 28928200, 32027650, 33060800, 35870968, 37028096, 40995392, 44838710, 46285120, 51244240, 57856400, 64055300, 66121600, 71741936, 81990784, 89677420, 92570240, 102488480, 112096775, 115712800, 128110600, 132243200, 143483872, 163981568, 179354840, 185140480, 204976960, 224193550, 231425600, 256221200, 286967744, 358709680, 409953920, 448387100, 462851200, 512442400, 573935488, 717419360, 819907840, 896774200, 925702400, 1024884800, 1147870976, 1434838720, 1793548400, 2049769600, 2869677440, 3587096800, 4099539200, 5739354880, 7174193600, 14348387200, 28696774400]

約数ペア:

[(1, 28696774400), (2, 14348387200), (4, 7174193600), (5, 5739354880), (7, 4099539200), (8, 3587096800), (10, 2869677440), (14, 2049769600), (16, 1793548400), (20, 1434838720), (25, 1147870976), (28, 1024884800), (31, 925702400), (32, 896774200), (35, 819907840), (40, 717419360), (50, 573935488), (56, 512442400), (62, 462851200), (64, 448387100), (70, 409953920), (80, 358709680), (100, 286967744), (112, 256221200), (124, 231425600), (128, 224193550), (140, 204976960), (155, 185140480), (160, 179354840), (175, 163981568), (200, 143483872), (217, 132243200), (224, 128110600), (248, 115712800), (256, 112096775), (280, 102488480), (310, 92570240), (320, 89677420), (350, 81990784), (400, 71741936), (434, 66121600), (448, 64055300), (496, 57856400), (560, 51244240), (620, 46285120), (640, 44838710), (700, 40995392), (775, 37028096), (800, 35870968), (868, 33060800), (896, 32027650), (992, 28928200), (1085, 26448640), (1120, 25622120), (1240, 23142560), (1280, 22419355), (1400, 20497696), (1550, 18514048), (1600, 17935484), (1736, 16530400), (1792, 16013825), (1984, 14464100), (2170, 13224320), (2240, 12811060), (2480, 11571280), (2800, 10248848), (3100, 9257024), (3200, 8967742), (3472, 8265200), (3968, 7232050), (4340, 6612160), (4480, 6405530), (4960, 5785640), (5425, 5289728), (5600, 5124424), (6200, 4628512), (6400, 4483871), (6944, 4132600), (7936, 3616025), (8680, 3306080), (8960, 3202765), (9920, 2892820), (10850, 2644864), (11200, 2562212), (12400, 2314256), (13888, 2066300), (17360, 1653040), (19840, 1446410), (20663, 1388800), (21700, 1322432), (22400, 1281106), (24800, 1157128), (27776, 1033150), (34720, 826520), (39680, 723205), (41326, 694400), (43400, 661216), (44800, 640553), (49600, 578564), (55552, 516575), (69440, 413260), (82652, 347200), (86800, 330608), (99200, 289282), (103315, 277760), (138880, 206630), (144641, 198400), (165304, 173600)]