640563381528

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{727}}^1\times {\mathrm{24169}}^1$

素因数の和:24950

約数の個数: 192

約数和(自身を含む): 1925679974400

約数和(自身を除く): 1285116592872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 49, 56, 62, 84, 93, 98, 124, 147, 168, 186, 196, 217, 248, 294, 372, 392, 434, 588, 651, 727, 744, 868, 1176, 1302, 1454, 1519, 1736, 2181, 2604, 2908, 3038, 4362, 4557, 5089, 5208, 5816, 6076, 8724, 9114, 10178, 12152, 15267, 17448, 18228, 20356, 22537, 24169, 30534, 35623, 36456, 40712, 45074, 48338, 61068, 67611, 71246, 72507, 90148, 96676, 106869, 122136, 135222, 142492, 145014, 157759, 169183, 180296, 193352, 213738, 270444, 284984, 290028, 315518, 338366, 427476, 473277, 507549, 540888, 580056, 631036, 676732, 749239, 854952, 946554, 1015098, 1104313, 1184281, 1262072, 1353464, 1498478, 1893108, 2030196, 2208626, 2247717, 2368562, 2996956, 3312939, 3552843, 3786216, 4060392, 4417252, 4495434, 4737124, 5244673, 5993912, 6625878, 7105686, 8834504, 8990868, 9474248, 10489346, 13251756, 14211372, 15734019, 17570863, 17981736, 20978692, 26503512, 28422744, 31468038, 35141726, 36712711, 41957384, 52712589, 62936076, 70283452, 73425422, 105425178, 110138133, 122996041, 125872152, 140566904, 146850844, 210850356, 220276266, 245992082, 293701688, 368988123, 421700712, 440552532, 491984164, 544696753, 737976246, 860972287, 881105064, 983968328, 1089393506, 1475952492, 1634090259, 1721944574, 2178787012, 2582916861, 2951904984, 3268180518, 3443889148, 3812877271, 4357574024, 5165833722, 6536361036, 6887778296, 7625754542, 10331667444, 11438631813, 13072722072, 15251509084, 20663334888, 22877263626, 26690140897, 30503018168, 45754527252, 53380281794, 80070422691, 91509054504, 106760563588, 160140845382, 213521127176, 320281690764, 640563381528]

約数ペア:

[(1, 640563381528), (2, 320281690764), (3, 213521127176), (4, 160140845382), (6, 106760563588), (7, 91509054504), (8, 80070422691), (12, 53380281794), (14, 45754527252), (21, 30503018168), (24, 26690140897), (28, 22877263626), (31, 20663334888), (42, 15251509084), (49, 13072722072), (56, 11438631813), (62, 10331667444), (84, 7625754542), (93, 6887778296), (98, 6536361036), (124, 5165833722), (147, 4357574024), (168, 3812877271), (186, 3443889148), (196, 3268180518), (217, 2951904984), (248, 2582916861), (294, 2178787012), (372, 1721944574), (392, 1634090259), (434, 1475952492), (588, 1089393506), (651, 983968328), (727, 881105064), (744, 860972287), (868, 737976246), (1176, 544696753), (1302, 491984164), (1454, 440552532), (1519, 421700712), (1736, 368988123), (2181, 293701688), (2604, 245992082), (2908, 220276266), (3038, 210850356), (4362, 146850844), (4557, 140566904), (5089, 125872152), (5208, 122996041), (5816, 110138133), (6076, 105425178), (8724, 73425422), (9114, 70283452), (10178, 62936076), (12152, 52712589), (15267, 41957384), (17448, 36712711), (18228, 35141726), (20356, 31468038), (22537, 28422744), (24169, 26503512), (30534, 20978692), (35623, 17981736), (36456, 17570863), (40712, 15734019), (45074, 14211372), (48338, 13251756), (61068, 10489346), (67611, 9474248), (71246, 8990868), (72507, 8834504), (90148, 7105686), (96676, 6625878), (106869, 5993912), (122136, 5244673), (135222, 4737124), (142492, 4495434), (145014, 4417252), (157759, 4060392), (169183, 3786216), (180296, 3552843), (193352, 3312939), (213738, 2996956), (270444, 2368562), (284984, 2247717), (290028, 2208626), (315518, 2030196), (338366, 1893108), (427476, 1498478), (473277, 1353464), (507549, 1262072), (540888, 1184281), (580056, 1104313), (631036, 1015098), (676732, 946554), (749239, 854952)]