19851804800

素因数分解:

$2^7\times 5^2\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{683}}^1$

素因数の和:1031

約数の個数: 192

約数和(自身を含む): 50869244160

約数和(自身を除く): 31017439360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 293, 310, 320, 400, 496, 586, 620, 640, 683, 775, 800, 992, 1172, 1240, 1366, 1465, 1550, 1600, 1984, 2344, 2480, 2732, 2930, 3100, 3200, 3415, 3968, 4688, 4960, 5464, 5860, 6200, 6830, 7325, 9083, 9376, 9920, 10928, 11720, 12400, 13660, 14650, 17075, 18166, 18752, 19840, 21173, 21856, 23440, 24800, 27320, 29300, 34150, 36332, 37504, 42346, 43712, 45415, 46880, 49600, 54640, 58600, 68300, 72664, 84692, 87424, 90830, 93760, 99200, 105865, 109280, 117200, 136600, 145328, 169384, 181660, 187520, 200119, 211730, 218560, 227075, 234400, 273200, 290656, 338768, 363320, 400238, 423460, 437120, 454150, 468800, 529325, 546400, 581312, 677536, 726640, 800476, 846920, 908300, 937600, 1000595, 1058650, 1092800, 1162624, 1355072, 1453280, 1600952, 1693840, 1816600, 2001190, 2117300, 2185600, 2710144, 2906560, 3201904, 3387680, 3633200, 4002380, 4234600, 5002975, 5813120, 6203689, 6403808, 6775360, 7266400, 8004760, 8469200, 10005950, 12407378, 12807616, 13550720, 14532800, 16009520, 16938400, 20011900, 24814756, 25615232, 29065600, 31018445, 32019040, 33876800, 40023800, 49629512, 62036890, 64038080, 67753600, 80047600, 99259024, 124073780, 128076160, 155092225, 160095200, 198518048, 248147560, 310184450, 320190400, 397036096, 496295120, 620368900, 640380800, 794072192, 992590240, 1240737800, 1985180480, 2481475600, 3970360960, 4962951200, 9925902400, 19851804800]

約数ペア:

[(1, 19851804800), (2, 9925902400), (4, 4962951200), (5, 3970360960), (8, 2481475600), (10, 1985180480), (16, 1240737800), (20, 992590240), (25, 794072192), (31, 640380800), (32, 620368900), (40, 496295120), (50, 397036096), (62, 320190400), (64, 310184450), (80, 248147560), (100, 198518048), (124, 160095200), (128, 155092225), (155, 128076160), (160, 124073780), (200, 99259024), (248, 80047600), (293, 67753600), (310, 64038080), (320, 62036890), (400, 49629512), (496, 40023800), (586, 33876800), (620, 32019040), (640, 31018445), (683, 29065600), (775, 25615232), (800, 24814756), (992, 20011900), (1172, 16938400), (1240, 16009520), (1366, 14532800), (1465, 13550720), (1550, 12807616), (1600, 12407378), (1984, 10005950), (2344, 8469200), (2480, 8004760), (2732, 7266400), (2930, 6775360), (3100, 6403808), (3200, 6203689), (3415, 5813120), (3968, 5002975), (4688, 4234600), (4960, 4002380), (5464, 3633200), (5860, 3387680), (6200, 3201904), (6830, 2906560), (7325, 2710144), (9083, 2185600), (9376, 2117300), (9920, 2001190), (10928, 1816600), (11720, 1693840), (12400, 1600952), (13660, 1453280), (14650, 1355072), (17075, 1162624), (18166, 1092800), (18752, 1058650), (19840, 1000595), (21173, 937600), (21856, 908300), (23440, 846920), (24800, 800476), (27320, 726640), (29300, 677536), (34150, 581312), (36332, 546400), (37504, 529325), (42346, 468800), (43712, 454150), (45415, 437120), (46880, 423460), (49600, 400238), (54640, 363320), (58600, 338768), (68300, 290656), (72664, 273200), (84692, 234400), (87424, 227075), (90830, 218560), (93760, 211730), (99200, 200119), (105865, 187520), (109280, 181660), (117200, 169384), (136600, 145328)]