55443780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:658

約数の個数: 144

約数和(自身を含む): 194987520

約数和(自身を除く): 139543740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 553, 557, 630, 711, 790, 948, 1106, 1114, 1185, 1260, 1422, 1580, 1659, 1671, 2212, 2228, 2370, 2765, 2785, 2844, 3318, 3342, 3555, 3899, 4740, 4977, 5013, 5530, 5570, 6636, 6684, 7110, 7798, 8295, 8355, 9954, 10026, 11060, 11140, 11697, 14220, 15596, 16590, 16710, 19495, 19908, 20052, 23394, 24885, 25065, 33180, 33420, 35091, 38990, 44003, 46788, 49770, 50130, 58485, 70182, 77980, 88006, 99540, 100260, 116970, 132009, 140364, 175455, 176012, 220015, 233940, 264018, 308021, 350910, 396027, 440030, 528036, 616042, 660045, 701820, 792054, 880060, 924063, 1232084, 1320090, 1540105, 1584108, 1848126, 1980135, 2640180, 2772189, 3080210, 3696252, 3960270, 4620315, 5544378, 6160420, 7920540, 9240630, 11088756, 13860945, 18481260, 27721890, 55443780]

約数ペア:

[(1, 55443780), (2, 27721890), (3, 18481260), (4, 13860945), (5, 11088756), (6, 9240630), (7, 7920540), (9, 6160420), (10, 5544378), (12, 4620315), (14, 3960270), (15, 3696252), (18, 3080210), (20, 2772189), (21, 2640180), (28, 1980135), (30, 1848126), (35, 1584108), (36, 1540105), (42, 1320090), (45, 1232084), (60, 924063), (63, 880060), (70, 792054), (79, 701820), (84, 660045), (90, 616042), (105, 528036), (126, 440030), (140, 396027), (158, 350910), (180, 308021), (210, 264018), (237, 233940), (252, 220015), (315, 176012), (316, 175455), (395, 140364), (420, 132009), (474, 116970), (553, 100260), (557, 99540), (630, 88006), (711, 77980), (790, 70182), (948, 58485), (1106, 50130), (1114, 49770), (1185, 46788), (1260, 44003), (1422, 38990), (1580, 35091), (1659, 33420), (1671, 33180), (2212, 25065), (2228, 24885), (2370, 23394), (2765, 20052), (2785, 19908), (2844, 19495), (3318, 16710), (3342, 16590), (3555, 15596), (3899, 14220), (4740, 11697), (4977, 11140), (5013, 11060), (5530, 10026), (5570, 9954), (6636, 8355), (6684, 8295), (7110, 7798)]