21621622400

素因数分解:

$2^7\times 5^2\times 7^3\times {\mathrm{19699}}^1$

素因数の和:19744

約数の個数: 192

約数和(自身を含む): 62291400000

約数和(自身を除く): 40669777600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 128, 140, 160, 175, 196, 200, 224, 245, 280, 320, 343, 350, 392, 400, 448, 490, 560, 640, 686, 700, 784, 800, 896, 980, 1120, 1225, 1372, 1400, 1568, 1600, 1715, 1960, 2240, 2450, 2744, 2800, 3136, 3200, 3430, 3920, 4480, 4900, 5488, 5600, 6272, 6860, 7840, 8575, 9800, 10976, 11200, 13720, 15680, 17150, 19600, 19699, 21952, 22400, 27440, 31360, 34300, 39200, 39398, 43904, 54880, 68600, 78400, 78796, 98495, 109760, 137200, 137893, 156800, 157592, 196990, 219520, 274400, 275786, 315184, 393980, 492475, 548800, 551572, 630368, 689465, 787960, 965251, 984950, 1097600, 1103144, 1260736, 1378930, 1575920, 1930502, 1969900, 2206288, 2521472, 2757860, 3151840, 3447325, 3861004, 3939800, 4412576, 4826255, 5515720, 6303680, 6756757, 6894650, 7722008, 7879600, 8825152, 9652510, 11031440, 12607360, 13513514, 13789300, 15444016, 15759200, 17650304, 19305020, 22062880, 24131275, 27027028, 27578600, 30888032, 31518400, 33783785, 38610040, 44125760, 48262550, 54054056, 55157200, 61776064, 63036800, 67567570, 77220080, 88251520, 96525100, 108108112, 110314400, 123552128, 135135140, 154440160, 168918925, 193050200, 216216224, 220628800, 270270280, 308880320, 337837850, 386100400, 432432448, 441257600, 540540560, 617760640, 675675700, 772200800, 864864896, 1081081120, 1351351400, 1544401600, 2162162240, 2702702800, 3088803200, 4324324480, 5405405600, 10810811200, 21621622400]

約数ペア:

[(1, 21621622400), (2, 10810811200), (4, 5405405600), (5, 4324324480), (7, 3088803200), (8, 2702702800), (10, 2162162240), (14, 1544401600), (16, 1351351400), (20, 1081081120), (25, 864864896), (28, 772200800), (32, 675675700), (35, 617760640), (40, 540540560), (49, 441257600), (50, 432432448), (56, 386100400), (64, 337837850), (70, 308880320), (80, 270270280), (98, 220628800), (100, 216216224), (112, 193050200), (128, 168918925), (140, 154440160), (160, 135135140), (175, 123552128), (196, 110314400), (200, 108108112), (224, 96525100), (245, 88251520), (280, 77220080), (320, 67567570), (343, 63036800), (350, 61776064), (392, 55157200), (400, 54054056), (448, 48262550), (490, 44125760), (560, 38610040), (640, 33783785), (686, 31518400), (700, 30888032), (784, 27578600), (800, 27027028), (896, 24131275), (980, 22062880), (1120, 19305020), (1225, 17650304), (1372, 15759200), (1400, 15444016), (1568, 13789300), (1600, 13513514), (1715, 12607360), (1960, 11031440), (2240, 9652510), (2450, 8825152), (2744, 7879600), (2800, 7722008), (3136, 6894650), (3200, 6756757), (3430, 6303680), (3920, 5515720), (4480, 4826255), (4900, 4412576), (5488, 3939800), (5600, 3861004), (6272, 3447325), (6860, 3151840), (7840, 2757860), (8575, 2521472), (9800, 2206288), (10976, 1969900), (11200, 1930502), (13720, 1575920), (15680, 1378930), (17150, 1260736), (19600, 1103144), (19699, 1097600), (21952, 984950), (22400, 965251), (27440, 787960), (31360, 689465), (34300, 630368), (39200, 551572), (39398, 548800), (43904, 492475), (54880, 393980), (68600, 315184), (78400, 275786), (78796, 274400), (98495, 219520), (109760, 196990), (137200, 157592), (137893, 156800)]