1212621720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{273113}}^1$

素因数の和:273164

約数の個数: 64

約数和(自身を含む): 3736199520

約数和(自身を除く): 2523577800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 273113, 546226, 819339, 1092452, 1365565, 1638678, 2184904, 2731130, 3277356, 4096695, 5462260, 6554712, 8193390, 10105181, 10924520, 16386780, 20210362, 30315543, 32773560, 40420724, 50525905, 60631086, 80841448, 101051810, 121262172, 151577715, 202103620, 242524344, 303155430, 404207240, 606310860, 1212621720]

約数ペア:

[(1, 1212621720), (2, 606310860), (3, 404207240), (4, 303155430), (5, 242524344), (6, 202103620), (8, 151577715), (10, 121262172), (12, 101051810), (15, 80841448), (20, 60631086), (24, 50525905), (30, 40420724), (37, 32773560), (40, 30315543), (60, 20210362), (74, 16386780), (111, 10924520), (120, 10105181), (148, 8193390), (185, 6554712), (222, 5462260), (296, 4096695), (370, 3277356), (444, 2731130), (555, 2184904), (740, 1638678), (888, 1365565), (1110, 1092452), (1480, 819339), (2220, 546226), (4440, 273113)]