4249191080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:547

約数の個数: 128

約数和(自身を含む): 10088064000

約数和(自身を除く): 5838872920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 89, 124, 139, 155, 178, 248, 277, 278, 310, 356, 445, 554, 556, 620, 695, 712, 890, 1108, 1112, 1240, 1385, 1390, 1780, 2216, 2759, 2770, 2780, 3560, 4309, 5518, 5540, 5560, 8587, 8618, 11036, 11080, 12371, 13795, 17174, 17236, 21545, 22072, 24653, 24742, 27590, 34348, 34472, 38503, 42935, 43090, 49306, 49484, 55180, 61855, 68696, 77006, 85870, 86180, 98612, 98968, 110360, 123265, 123710, 154012, 171740, 172360, 192515, 197224, 246530, 247420, 308024, 343480, 383501, 385030, 493060, 494840, 764243, 767002, 770060, 986120, 1193593, 1528486, 1534004, 1540120, 1917505, 2387186, 3056972, 3068008, 3426767, 3821215, 3835010, 4774372, 5967965, 6113944, 6853534, 7642430, 7670020, 9548744, 11935930, 13707068, 15284860, 15340040, 17133835, 23871860, 27414136, 30569720, 34267670, 47743720, 68535340, 106229777, 137070680, 212459554, 424919108, 531148885, 849838216, 1062297770, 2124595540, 4249191080]

約数ペア:

[(1, 4249191080), (2, 2124595540), (4, 1062297770), (5, 849838216), (8, 531148885), (10, 424919108), (20, 212459554), (31, 137070680), (40, 106229777), (62, 68535340), (89, 47743720), (124, 34267670), (139, 30569720), (155, 27414136), (178, 23871860), (248, 17133835), (277, 15340040), (278, 15284860), (310, 13707068), (356, 11935930), (445, 9548744), (554, 7670020), (556, 7642430), (620, 6853534), (695, 6113944), (712, 5967965), (890, 4774372), (1108, 3835010), (1112, 3821215), (1240, 3426767), (1385, 3068008), (1390, 3056972), (1780, 2387186), (2216, 1917505), (2759, 1540120), (2770, 1534004), (2780, 1528486), (3560, 1193593), (4309, 986120), (5518, 770060), (5540, 767002), (5560, 764243), (8587, 494840), (8618, 493060), (11036, 385030), (11080, 383501), (12371, 343480), (13795, 308024), (17174, 247420), (17236, 246530), (21545, 197224), (22072, 192515), (24653, 172360), (24742, 171740), (27590, 154012), (34348, 123710), (34472, 123265), (38503, 110360), (42935, 98968), (43090, 98612), (49306, 86180), (49484, 85870), (55180, 77006), (61855, 68696)]