211399770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{349}}^1$

素因数の和:751

約数の個数: 64

約数和(自身を含む): 518716800

約数和(自身を除く): 307317030

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 331, 349, 366, 610, 662, 698, 915, 993, 1047, 1655, 1745, 1830, 1986, 2094, 3310, 3490, 4965, 5235, 9930, 10470, 20191, 21289, 40382, 42578, 60573, 63867, 100955, 106445, 115519, 121146, 127734, 201910, 212890, 231038, 302865, 319335, 346557, 577595, 605730, 638670, 693114, 1155190, 1732785, 3465570, 7046659, 14093318, 21139977, 35233295, 42279954, 70466590, 105699885, 211399770]

約数ペア:

[(1, 211399770), (2, 105699885), (3, 70466590), (5, 42279954), (6, 35233295), (10, 21139977), (15, 14093318), (30, 7046659), (61, 3465570), (122, 1732785), (183, 1155190), (305, 693114), (331, 638670), (349, 605730), (366, 577595), (610, 346557), (662, 319335), (698, 302865), (915, 231038), (993, 212890), (1047, 201910), (1655, 127734), (1745, 121146), (1830, 115519), (1986, 106445), (2094, 100955), (3310, 63867), (3490, 60573), (4965, 42578), (5235, 40382), (9930, 21289), (10470, 20191)]