1008193960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:611

約数の個数: 128

約数和(自身を含む): 2515795200

約数和(自身を除く): 1507601240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 137, 152, 184, 190, 230, 274, 380, 421, 437, 460, 548, 685, 760, 842, 874, 920, 1096, 1370, 1684, 1748, 2105, 2185, 2603, 2740, 3151, 3368, 3496, 4210, 4370, 5206, 5480, 6302, 7999, 8420, 8740, 9683, 10412, 12604, 13015, 15755, 15998, 16840, 17480, 19366, 20824, 25208, 26030, 31510, 31996, 38732, 39995, 48415, 52060, 57677, 59869, 63020, 63992, 77464, 79990, 96830, 104120, 115354, 119738, 126040, 159980, 183977, 193660, 230708, 239476, 288385, 299345, 319960, 367954, 387320, 461416, 478952, 576770, 598690, 735908, 919885, 1095863, 1153540, 1197380, 1326571, 1471816, 1839770, 2191726, 2307080, 2394760, 2653142, 3679540, 4383452, 5306284, 5479315, 6632855, 7359080, 8766904, 10612568, 10958630, 13265710, 21917260, 25204849, 26531420, 43834520, 50409698, 53062840, 100819396, 126024245, 201638792, 252048490, 504096980, 1008193960]

約数ペア:

[(1, 1008193960), (2, 504096980), (4, 252048490), (5, 201638792), (8, 126024245), (10, 100819396), (19, 53062840), (20, 50409698), (23, 43834520), (38, 26531420), (40, 25204849), (46, 21917260), (76, 13265710), (92, 10958630), (95, 10612568), (115, 8766904), (137, 7359080), (152, 6632855), (184, 5479315), (190, 5306284), (230, 4383452), (274, 3679540), (380, 2653142), (421, 2394760), (437, 2307080), (460, 2191726), (548, 1839770), (685, 1471816), (760, 1326571), (842, 1197380), (874, 1153540), (920, 1095863), (1096, 919885), (1370, 735908), (1684, 598690), (1748, 576770), (2105, 478952), (2185, 461416), (2603, 387320), (2740, 367954), (3151, 319960), (3368, 299345), (3496, 288385), (4210, 239476), (4370, 230708), (5206, 193660), (5480, 183977), (6302, 159980), (7999, 126040), (8420, 119738), (8740, 115354), (9683, 104120), (10412, 96830), (12604, 79990), (13015, 77464), (15755, 63992), (15998, 63020), (16840, 59869), (17480, 57677), (19366, 52060), (20824, 48415), (25208, 39995), (26030, 38732), (31510, 31996)]