1221832440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{55639}}^1$

素因数の和:55717

約数の個数: 96

約数和(自身を含む): 4036125600

約数和(自身を除く): 2814293160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 915, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 3660, 4392, 5490, 7320, 10980, 21960, 55639, 111278, 166917, 222556, 278195, 333834, 445112, 500751, 556390, 667668, 834585, 1001502, 1112780, 1335336, 1669170, 2003004, 2225560, 2503755, 3338340, 3393979, 4006008, 5007510, 6676680, 6787958, 10015020, 10181937, 13575916, 16969895, 20030040, 20363874, 27151832, 30545811, 33939790, 40727748, 50909685, 61091622, 67879580, 81455496, 101819370, 122183244, 135759160, 152729055, 203638740, 244366488, 305458110, 407277480, 610916220, 1221832440]

約数ペア:

[(1, 1221832440), (2, 610916220), (3, 407277480), (4, 305458110), (5, 244366488), (6, 203638740), (8, 152729055), (9, 135759160), (10, 122183244), (12, 101819370), (15, 81455496), (18, 67879580), (20, 61091622), (24, 50909685), (30, 40727748), (36, 33939790), (40, 30545811), (45, 27151832), (60, 20363874), (61, 20030040), (72, 16969895), (90, 13575916), (120, 10181937), (122, 10015020), (180, 6787958), (183, 6676680), (244, 5007510), (305, 4006008), (360, 3393979), (366, 3338340), (488, 2503755), (549, 2225560), (610, 2003004), (732, 1669170), (915, 1335336), (1098, 1112780), (1220, 1001502), (1464, 834585), (1830, 667668), (2196, 556390), (2440, 500751), (2745, 445112), (3660, 333834), (4392, 278195), (5490, 222556), (7320, 166917), (10980, 111278), (21960, 55639)]