8581365660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{719}}^1$

素因数の和:1076

約数の個数: 192

約数和(自身を含む): 27826606080

約数和(自身を除く): 19245240420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 157, 181, 210, 314, 362, 420, 471, 543, 628, 719, 724, 785, 905, 942, 1086, 1099, 1267, 1438, 1570, 1810, 1884, 2157, 2172, 2198, 2355, 2534, 2715, 2876, 3140, 3297, 3595, 3620, 3801, 4314, 4396, 4710, 5033, 5068, 5430, 5495, 6335, 6594, 7190, 7602, 8628, 9420, 10066, 10785, 10860, 10990, 12670, 13188, 14380, 15099, 15204, 16485, 19005, 20132, 21570, 21980, 25165, 25340, 28417, 30198, 32970, 38010, 43140, 50330, 56834, 60396, 65940, 75495, 76020, 85251, 100660, 112883, 113668, 130139, 142085, 150990, 170502, 198919, 225766, 260278, 284170, 301980, 338649, 341004, 390417, 397838, 426255, 451532, 520556, 564415, 568340, 596757, 650695, 677298, 780834, 790181, 795676, 852510, 910973, 994595, 1128830, 1193514, 1301390, 1354596, 1561668, 1580362, 1693245, 1705020, 1821946, 1952085, 1989190, 2257660, 2370543, 2387028, 2602780, 2732919, 2983785, 3160724, 3386490, 3643892, 3904170, 3950905, 3978380, 4554865, 4741086, 5465838, 5967570, 6772980, 7808340, 7901810, 9109730, 9482172, 10931676, 11852715, 11935140, 13664595, 15803620, 18219460, 20431823, 23705430, 27329190, 40863646, 47410860, 54658380, 61295469, 81727292, 102159115, 122590938, 143022761, 204318230, 245181876, 286045522, 306477345, 408636460, 429068283, 572091044, 612954690, 715113805, 858136566, 1225909380, 1430227610, 1716273132, 2145341415, 2860455220, 4290682830, 8581365660]

約数ペア:

[(1, 8581365660), (2, 4290682830), (3, 2860455220), (4, 2145341415), (5, 1716273132), (6, 1430227610), (7, 1225909380), (10, 858136566), (12, 715113805), (14, 612954690), (15, 572091044), (20, 429068283), (21, 408636460), (28, 306477345), (30, 286045522), (35, 245181876), (42, 204318230), (60, 143022761), (70, 122590938), (84, 102159115), (105, 81727292), (140, 61295469), (157, 54658380), (181, 47410860), (210, 40863646), (314, 27329190), (362, 23705430), (420, 20431823), (471, 18219460), (543, 15803620), (628, 13664595), (719, 11935140), (724, 11852715), (785, 10931676), (905, 9482172), (942, 9109730), (1086, 7901810), (1099, 7808340), (1267, 6772980), (1438, 5967570), (1570, 5465838), (1810, 4741086), (1884, 4554865), (2157, 3978380), (2172, 3950905), (2198, 3904170), (2355, 3643892), (2534, 3386490), (2715, 3160724), (2876, 2983785), (3140, 2732919), (3297, 2602780), (3595, 2387028), (3620, 2370543), (3801, 2257660), (4314, 1989190), (4396, 1952085), (4710, 1821946), (5033, 1705020), (5068, 1693245), (5430, 1580362), (5495, 1561668), (6335, 1354596), (6594, 1301390), (7190, 1193514), (7602, 1128830), (8628, 994595), (9420, 910973), (10066, 852510), (10785, 795676), (10860, 790181), (10990, 780834), (12670, 677298), (13188, 650695), (14380, 596757), (15099, 568340), (15204, 564415), (16485, 520556), (19005, 451532), (20132, 426255), (21570, 397838), (21980, 390417), (25165, 341004), (25340, 338649), (28417, 301980), (30198, 284170), (32970, 260278), (38010, 225766), (43140, 198919), (50330, 170502), (56834, 150990), (60396, 142085), (65940, 130139), (75495, 113668), (76020, 112883), (85251, 100660)]