21017698920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{10009}}^1$

素因数の和:10352

約数の個数: 192

約数和(自身を含む): 72144072000

約数和(自身を除く): 51126373080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 307, 342, 360, 380, 456, 570, 614, 684, 760, 855, 921, 1140, 1228, 1368, 1535, 1710, 1842, 2280, 2456, 2763, 3070, 3420, 3684, 4605, 5526, 5833, 6140, 6840, 7368, 9210, 10009, 11052, 11666, 12280, 13815, 17499, 18420, 20018, 22104, 23332, 27630, 29165, 30027, 34998, 36840, 40036, 46664, 50045, 52497, 55260, 58330, 60054, 69996, 80072, 87495, 90081, 100090, 104994, 110520, 116660, 120108, 139992, 150135, 174990, 180162, 190171, 200180, 209988, 233320, 240216, 262485, 300270, 349980, 360324, 380342, 400360, 419976, 450405, 524970, 570513, 600540, 699960, 720648, 760684, 900810, 950855, 1049940, 1141026, 1201080, 1521368, 1711539, 1801620, 1901710, 2099880, 2282052, 2852565, 3072763, 3423078, 3603240, 3803420, 4564104, 5705130, 6145526, 6846156, 7606840, 8557695, 9218289, 11410260, 12291052, 13692312, 15363815, 17115390, 18436578, 22820520, 24582104, 27654867, 30727630, 34230780, 36873156, 46091445, 55309734, 58382497, 61455260, 68461560, 73746312, 92182890, 110619468, 116764994, 122910520, 138274335, 175147491, 184365780, 221238936, 233529988, 276548670, 291912485, 350294982, 368731560, 467059976, 525442473, 553097340, 583824970, 700589964, 875737455, 1050884946, 1106194680, 1167649940, 1401179928, 1751474910, 2101769892, 2335299880, 2627212365, 3502949820, 4203539784, 5254424730, 7005899640, 10508849460, 21017698920]

約数ペア:

[(1, 21017698920), (2, 10508849460), (3, 7005899640), (4, 5254424730), (5, 4203539784), (6, 3502949820), (8, 2627212365), (9, 2335299880), (10, 2101769892), (12, 1751474910), (15, 1401179928), (18, 1167649940), (19, 1106194680), (20, 1050884946), (24, 875737455), (30, 700589964), (36, 583824970), (38, 553097340), (40, 525442473), (45, 467059976), (57, 368731560), (60, 350294982), (72, 291912485), (76, 276548670), (90, 233529988), (95, 221238936), (114, 184365780), (120, 175147491), (152, 138274335), (171, 122910520), (180, 116764994), (190, 110619468), (228, 92182890), (285, 73746312), (307, 68461560), (342, 61455260), (360, 58382497), (380, 55309734), (456, 46091445), (570, 36873156), (614, 34230780), (684, 30727630), (760, 27654867), (855, 24582104), (921, 22820520), (1140, 18436578), (1228, 17115390), (1368, 15363815), (1535, 13692312), (1710, 12291052), (1842, 11410260), (2280, 9218289), (2456, 8557695), (2763, 7606840), (3070, 6846156), (3420, 6145526), (3684, 5705130), (4605, 4564104), (5526, 3803420), (5833, 3603240), (6140, 3423078), (6840, 3072763), (7368, 2852565), (9210, 2282052), (10009, 2099880), (11052, 1901710), (11666, 1801620), (12280, 1711539), (13815, 1521368), (17499, 1201080), (18420, 1141026), (20018, 1049940), (22104, 950855), (23332, 900810), (27630, 760684), (29165, 720648), (30027, 699960), (34998, 600540), (36840, 570513), (40036, 524970), (46664, 450405), (50045, 419976), (52497, 400360), (55260, 380342), (58330, 360324), (60054, 349980), (69996, 300270), (80072, 262485), (87495, 240216), (90081, 233320), (100090, 209988), (104994, 200180), (110520, 190171), (116660, 180162), (120108, 174990), (139992, 150135)]