218664990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{27299}}^1$

素因数の和:27401

約数の個数: 48

約数和(自身を含む): 574938000

約数和(自身を除く): 356273010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2670, 4005, 8010, 27299, 54598, 81897, 136495, 163794, 245691, 272990, 409485, 491382, 818970, 1228455, 2429611, 2456910, 4859222, 7288833, 12148055, 14577666, 21866499, 24296110, 36444165, 43732998, 72888330, 109332495, 218664990]

約数ペア:

[(1, 218664990), (2, 109332495), (3, 72888330), (5, 43732998), (6, 36444165), (9, 24296110), (10, 21866499), (15, 14577666), (18, 12148055), (30, 7288833), (45, 4859222), (89, 2456910), (90, 2429611), (178, 1228455), (267, 818970), (445, 491382), (534, 409485), (801, 272990), (890, 245691), (1335, 163794), (1602, 136495), (2670, 81897), (4005, 54598), (8010, 27299)]