21092796800

素因数分解:

$2^7\times 5^2\times {\mathrm{19}}^3\times {\mathrm{31}}^2$

素因数の和:143

約数の個数: 288

約数和(自身を含む): 56831574600

約数和(自身を除く): 35738777800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 32, 38, 40, 50, 62, 64, 76, 80, 95, 100, 124, 128, 152, 155, 160, 190, 200, 248, 304, 310, 320, 361, 380, 400, 475, 496, 589, 608, 620, 640, 722, 760, 775, 800, 950, 961, 992, 1178, 1216, 1240, 1444, 1520, 1550, 1600, 1805, 1900, 1922, 1984, 2356, 2432, 2480, 2888, 2945, 3040, 3100, 3200, 3610, 3800, 3844, 3968, 4712, 4805, 4960, 5776, 5890, 6080, 6200, 6859, 7220, 7600, 7688, 9025, 9424, 9610, 9920, 11191, 11552, 11780, 12160, 12400, 13718, 14440, 14725, 15200, 15376, 18050, 18259, 18848, 19220, 19840, 22382, 23104, 23560, 24025, 24800, 27436, 28880, 29450, 30400, 30752, 34295, 36100, 36518, 37696, 38440, 44764, 46208, 47120, 48050, 49600, 54872, 55955, 57760, 58900, 60800, 61504, 68590, 72200, 73036, 75392, 76880, 89528, 91295, 94240, 96100, 99200, 109744, 111910, 115520, 117800, 123008, 137180, 144400, 146072, 153760, 171475, 179056, 182590, 188480, 192200, 212629, 219488, 223820, 231040, 235600, 274360, 279775, 288800, 292144, 307520, 342950, 346921, 358112, 365180, 376960, 384400, 425258, 438976, 447640, 456475, 471200, 548720, 559550, 577600, 584288, 615040, 685900, 693842, 716224, 730360, 768800, 850516, 877952, 895280, 912950, 942400, 1063145, 1097440, 1119100, 1155200, 1168576, 1371800, 1387684, 1432448, 1460720, 1537600, 1701032, 1734605, 1790560, 1825900, 1884800, 2126290, 2194880, 2238200, 2337152, 2743600, 2775368, 2921440, 3075200, 3402064, 3469210, 3581120, 3651800, 4252580, 4389760, 4476400, 5315725, 5487200, 5550736, 5842880, 6591499, 6804128, 6938420, 7162240, 7303600, 8505160, 8673025, 8952800, 10631450, 10974400, 11101472, 11685760, 13182998, 13608256, 13876840, 14607200, 17010320, 17346050, 17905600, 21262900, 21948800, 22202944, 26365996, 27216512, 27753680, 29214400, 32957495, 34020640, 34692100, 35811200, 42525800, 44405888, 52731992, 55507360, 58428800, 65914990, 68041280, 69384200, 85051600, 105463984, 111014720, 131829980, 136082560, 138768400, 164787475, 170103200, 210927968, 222029440, 263659960, 277536800, 329574950, 340206400, 421855936, 527319920, 555073600, 659149900, 680412800, 843711872, 1054639840, 1110147200, 1318299800, 2109279680, 2636599600, 4218559360, 5273199200, 10546398400, 21092796800]

約数ペア:

[(1, 21092796800), (2, 10546398400), (4, 5273199200), (5, 4218559360), (8, 2636599600), (10, 2109279680), (16, 1318299800), (19, 1110147200), (20, 1054639840), (25, 843711872), (31, 680412800), (32, 659149900), (38, 555073600), (40, 527319920), (50, 421855936), (62, 340206400), (64, 329574950), (76, 277536800), (80, 263659960), (95, 222029440), (100, 210927968), (124, 170103200), (128, 164787475), (152, 138768400), (155, 136082560), (160, 131829980), (190, 111014720), (200, 105463984), (248, 85051600), (304, 69384200), (310, 68041280), (320, 65914990), (361, 58428800), (380, 55507360), (400, 52731992), (475, 44405888), (496, 42525800), (589, 35811200), (608, 34692100), (620, 34020640), (640, 32957495), (722, 29214400), (760, 27753680), (775, 27216512), (800, 26365996), (950, 22202944), (961, 21948800), (992, 21262900), (1178, 17905600), (1216, 17346050), (1240, 17010320), (1444, 14607200), (1520, 13876840), (1550, 13608256), (1600, 13182998), (1805, 11685760), (1900, 11101472), (1922, 10974400), (1984, 10631450), (2356, 8952800), (2432, 8673025), (2480, 8505160), (2888, 7303600), (2945, 7162240), (3040, 6938420), (3100, 6804128), (3200, 6591499), (3610, 5842880), (3800, 5550736), (3844, 5487200), (3968, 5315725), (4712, 4476400), (4805, 4389760), (4960, 4252580), (5776, 3651800), (5890, 3581120), (6080, 3469210), (6200, 3402064), (6859, 3075200), (7220, 2921440), (7600, 2775368), (7688, 2743600), (9025, 2337152), (9424, 2238200), (9610, 2194880), (9920, 2126290), (11191, 1884800), (11552, 1825900), (11780, 1790560), (12160, 1734605), (12400, 1701032), (13718, 1537600), (14440, 1460720), (14725, 1432448), (15200, 1387684), (15376, 1371800), (18050, 1168576), (18259, 1155200), (18848, 1119100), (19220, 1097440), (19840, 1063145), (22382, 942400), (23104, 912950), (23560, 895280), (24025, 877952), (24800, 850516), (27436, 768800), (28880, 730360), (29450, 716224), (30400, 693842), (30752, 685900), (34295, 615040), (36100, 584288), (36518, 577600), (37696, 559550), (38440, 548720), (44764, 471200), (46208, 456475), (47120, 447640), (48050, 438976), (49600, 425258), (54872, 384400), (55955, 376960), (57760, 365180), (58900, 358112), (60800, 346921), (61504, 342950), (68590, 307520), (72200, 292144), (73036, 288800), (75392, 279775), (76880, 274360), (89528, 235600), (91295, 231040), (94240, 223820), (96100, 219488), (99200, 212629), (109744, 192200), (111910, 188480), (115520, 182590), (117800, 179056), (123008, 171475), (137180, 153760), (144400, 146072)]