202804480

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 529804800

約数和(自身を除く): 327000320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 248, 256, 269, 304, 310, 320, 380, 496, 538, 589, 608, 620, 640, 760, 992, 1076, 1178, 1216, 1240, 1280, 1345, 1520, 1984, 2152, 2356, 2432, 2480, 2690, 2945, 3040, 3968, 4304, 4712, 4864, 4960, 5111, 5380, 5890, 6080, 7936, 8339, 8608, 9424, 9920, 10222, 10760, 11780, 12160, 16678, 17216, 18848, 19840, 20444, 21520, 23560, 24320, 25555, 33356, 34432, 37696, 39680, 40888, 41695, 43040, 47120, 51110, 66712, 68864, 75392, 81776, 83390, 86080, 94240, 102220, 133424, 150784, 158441, 163552, 166780, 172160, 188480, 204440, 266848, 316882, 327104, 333560, 344320, 376960, 408880, 533696, 633764, 654208, 667120, 753920, 792205, 817760, 1067392, 1267528, 1308416, 1334240, 1584410, 1635520, 2134784, 2535056, 2668480, 3168820, 3271040, 5070112, 5336960, 6337640, 6542080, 10140224, 10673920, 12675280, 20280448, 25350560, 40560896, 50701120, 101402240, 202804480]

約数ペア:

[(1, 202804480), (2, 101402240), (4, 50701120), (5, 40560896), (8, 25350560), (10, 20280448), (16, 12675280), (19, 10673920), (20, 10140224), (31, 6542080), (32, 6337640), (38, 5336960), (40, 5070112), (62, 3271040), (64, 3168820), (76, 2668480), (80, 2535056), (95, 2134784), (124, 1635520), (128, 1584410), (152, 1334240), (155, 1308416), (160, 1267528), (190, 1067392), (248, 817760), (256, 792205), (269, 753920), (304, 667120), (310, 654208), (320, 633764), (380, 533696), (496, 408880), (538, 376960), (589, 344320), (608, 333560), (620, 327104), (640, 316882), (760, 266848), (992, 204440), (1076, 188480), (1178, 172160), (1216, 166780), (1240, 163552), (1280, 158441), (1345, 150784), (1520, 133424), (1984, 102220), (2152, 94240), (2356, 86080), (2432, 83390), (2480, 81776), (2690, 75392), (2945, 68864), (3040, 66712), (3968, 51110), (4304, 47120), (4712, 43040), (4864, 41695), (4960, 40888), (5111, 39680), (5380, 37696), (5890, 34432), (6080, 33356), (7936, 25555), (8339, 24320), (8608, 23560), (9424, 21520), (9920, 20444), (10222, 19840), (10760, 18848), (11780, 17216), (12160, 16678)]