2555144520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:396

約数の個数: 256

約数和(自身を含む): 8320942080

約数和(自身を除く): 5765797560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 37, 40, 46, 60, 69, 74, 92, 111, 115, 120, 131, 138, 148, 184, 185, 191, 222, 230, 262, 276, 296, 345, 370, 382, 393, 444, 460, 524, 552, 555, 573, 655, 690, 740, 764, 786, 851, 888, 920, 955, 1048, 1110, 1146, 1310, 1380, 1480, 1528, 1572, 1702, 1910, 1965, 2220, 2292, 2553, 2620, 2760, 2865, 3013, 3144, 3404, 3820, 3930, 4255, 4393, 4440, 4584, 4847, 5106, 5240, 5730, 6026, 6808, 7067, 7640, 7860, 8510, 8786, 9039, 9694, 10212, 11460, 12052, 12765, 13179, 14134, 14541, 15065, 15720, 17020, 17572, 18078, 19388, 20424, 21201, 21965, 22920, 24104, 24235, 25021, 25530, 26358, 28268, 29082, 30130, 34040, 35144, 35335, 36156, 38776, 42402, 43930, 45195, 48470, 50042, 51060, 52716, 56536, 58164, 60260, 65895, 70670, 72312, 72705, 75063, 84804, 87860, 90390, 96940, 100084, 102120, 105432, 106005, 111481, 116328, 120520, 125105, 131790, 141340, 145410, 150126, 162541, 169608, 175720, 180780, 193880, 200168, 212010, 222962, 250210, 263580, 282680, 290820, 300252, 325082, 334443, 361560, 375315, 424020, 445924, 487623, 500420, 527160, 557405, 575483, 581640, 600504, 650164, 668886, 750630, 812705, 848040, 891848, 925777, 975246, 1000840, 1114810, 1150966, 1300328, 1337772, 1501260, 1625410, 1672215, 1726449, 1851554, 1950492, 2229620, 2301932, 2438115, 2675544, 2777331, 2877415, 3002520, 3250820, 3344430, 3452898, 3703108, 3900984, 4459240, 4603864, 4628885, 4876230, 5554662, 5754830, 6501640, 6688860, 6905796, 7406216, 8632245, 9257770, 9752460, 11109324, 11509660, 13377720, 13811592, 13886655, 17264490, 18515540, 19504920, 21292871, 22218648, 23019320, 27773310, 34528980, 37031080, 42585742, 55546620, 63878613, 69057960, 85171484, 106464355, 111093240, 127757226, 170342968, 212928710, 255514452, 319393065, 425857420, 511028904, 638786130, 851714840, 1277572260, 2555144520]

約数ペア:

[(1, 2555144520), (2, 1277572260), (3, 851714840), (4, 638786130), (5, 511028904), (6, 425857420), (8, 319393065), (10, 255514452), (12, 212928710), (15, 170342968), (20, 127757226), (23, 111093240), (24, 106464355), (30, 85171484), (37, 69057960), (40, 63878613), (46, 55546620), (60, 42585742), (69, 37031080), (74, 34528980), (92, 27773310), (111, 23019320), (115, 22218648), (120, 21292871), (131, 19504920), (138, 18515540), (148, 17264490), (184, 13886655), (185, 13811592), (191, 13377720), (222, 11509660), (230, 11109324), (262, 9752460), (276, 9257770), (296, 8632245), (345, 7406216), (370, 6905796), (382, 6688860), (393, 6501640), (444, 5754830), (460, 5554662), (524, 4876230), (552, 4628885), (555, 4603864), (573, 4459240), (655, 3900984), (690, 3703108), (740, 3452898), (764, 3344430), (786, 3250820), (851, 3002520), (888, 2877415), (920, 2777331), (955, 2675544), (1048, 2438115), (1110, 2301932), (1146, 2229620), (1310, 1950492), (1380, 1851554), (1480, 1726449), (1528, 1672215), (1572, 1625410), (1702, 1501260), (1910, 1337772), (1965, 1300328), (2220, 1150966), (2292, 1114810), (2553, 1000840), (2620, 975246), (2760, 925777), (2865, 891848), (3013, 848040), (3144, 812705), (3404, 750630), (3820, 668886), (3930, 650164), (4255, 600504), (4393, 581640), (4440, 575483), (4584, 557405), (4847, 527160), (5106, 500420), (5240, 487623), (5730, 445924), (6026, 424020), (6808, 375315), (7067, 361560), (7640, 334443), (7860, 325082), (8510, 300252), (8786, 290820), (9039, 282680), (9694, 263580), (10212, 250210), (11460, 222962), (12052, 212010), (12765, 200168), (13179, 193880), (14134, 180780), (14541, 175720), (15065, 169608), (15720, 162541), (17020, 150126), (17572, 145410), (18078, 141340), (19388, 131790), (20424, 125105), (21201, 120520), (21965, 116328), (22920, 111481), (24104, 106005), (24235, 105432), (25021, 102120), (25530, 100084), (26358, 96940), (28268, 90390), (29082, 87860), (30130, 84804), (34040, 75063), (35144, 72705), (35335, 72312), (36156, 70670), (38776, 65895), (42402, 60260), (43930, 58164), (45195, 56536), (48470, 52716), (50042, 51060)]