83876220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7639}}^1$

素因数の和:7715

約数の個数: 72

約数和(自身を含む): 258629280

約数和(自身を除く): 174753060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 7639, 10980, 15278, 22917, 30556, 38195, 45834, 68751, 76390, 91668, 114585, 137502, 152780, 229170, 275004, 343755, 458340, 465979, 687510, 931958, 1375020, 1397937, 1863916, 2329895, 2795874, 4193811, 4659790, 5591748, 6989685, 8387622, 9319580, 13979370, 16775244, 20969055, 27958740, 41938110, 83876220]

約数ペア:

[(1, 83876220), (2, 41938110), (3, 27958740), (4, 20969055), (5, 16775244), (6, 13979370), (9, 9319580), (10, 8387622), (12, 6989685), (15, 5591748), (18, 4659790), (20, 4193811), (30, 2795874), (36, 2329895), (45, 1863916), (60, 1397937), (61, 1375020), (90, 931958), (122, 687510), (180, 465979), (183, 458340), (244, 343755), (305, 275004), (366, 229170), (549, 152780), (610, 137502), (732, 114585), (915, 91668), (1098, 76390), (1220, 68751), (1830, 45834), (2196, 38195), (2745, 30556), (3660, 22917), (5490, 15278), (7639, 10980)]