220621566

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:222

約数の個数: 96

約数和(自身を含む): 516015360

約数和(自身を除く): 295393794

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 71, 89, 138, 142, 178, 213, 253, 267, 426, 506, 529, 534, 759, 781, 979, 1058, 1518, 1562, 1587, 1633, 1958, 2047, 2343, 2937, 3174, 3266, 4094, 4686, 4899, 5819, 5874, 6141, 6319, 9798, 11638, 12282, 12638, 17457, 17963, 18957, 22517, 34914, 35926, 37559, 37914, 45034, 47081, 53889, 67551, 69509, 75118, 94162, 107778, 112677, 135102, 139018, 141243, 145337, 208527, 225354, 282486, 290674, 413149, 417054, 436011, 517891, 826298, 872022, 1035782, 1239447, 1553673, 1598707, 2478894, 3107346, 3197414, 3342751, 4796121, 6685502, 9592242, 10028253, 20056506, 36770261, 73540522, 110310783, 220621566]

約数ペア:

[(1, 220621566), (2, 110310783), (3, 73540522), (6, 36770261), (11, 20056506), (22, 10028253), (23, 9592242), (33, 6685502), (46, 4796121), (66, 3342751), (69, 3197414), (71, 3107346), (89, 2478894), (138, 1598707), (142, 1553673), (178, 1239447), (213, 1035782), (253, 872022), (267, 826298), (426, 517891), (506, 436011), (529, 417054), (534, 413149), (759, 290674), (781, 282486), (979, 225354), (1058, 208527), (1518, 145337), (1562, 141243), (1587, 139018), (1633, 135102), (1958, 112677), (2047, 107778), (2343, 94162), (2937, 75118), (3174, 69509), (3266, 67551), (4094, 53889), (4686, 47081), (4899, 45034), (5819, 37914), (5874, 37559), (6141, 35926), (6319, 34914), (9798, 22517), (11638, 18957), (12282, 17963), (12638, 17457)]