221430660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{503}}^1$

素因数の和:578

約数の個数: 192

約数和(自身を含む): 731566080

約数和(自身を除く): 510135420

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 23, 29, 30, 33, 44, 46, 55, 58, 60, 66, 69, 87, 92, 110, 115, 116, 132, 138, 145, 165, 174, 220, 230, 253, 276, 290, 319, 330, 345, 348, 435, 460, 503, 506, 580, 638, 660, 667, 690, 759, 870, 957, 1006, 1012, 1265, 1276, 1334, 1380, 1509, 1518, 1595, 1740, 1914, 2001, 2012, 2515, 2530, 2668, 3018, 3036, 3190, 3335, 3795, 3828, 4002, 4785, 5030, 5060, 5533, 6036, 6380, 6670, 7337, 7545, 7590, 8004, 9570, 10005, 10060, 11066, 11569, 13340, 14587, 14674, 15090, 15180, 16599, 19140, 20010, 22011, 22132, 23138, 27665, 29174, 29348, 30180, 33198, 34707, 36685, 40020, 43761, 44022, 46276, 55330, 57845, 58348, 66396, 69414, 72935, 73370, 82995, 87522, 88044, 110055, 110660, 115690, 127259, 138828, 145870, 146740, 160457, 165990, 173535, 175044, 218805, 220110, 231380, 254518, 291740, 320914, 331980, 335501, 347070, 381777, 437610, 440220, 481371, 509036, 636295, 641828, 671002, 694140, 763554, 802285, 875220, 962742, 1006503, 1272590, 1342004, 1527108, 1604570, 1677505, 1908885, 1925484, 2013006, 2406855, 2545180, 3209140, 3355010, 3690511, 3817770, 4026012, 4813710, 5032515, 6710020, 7381022, 7635540, 9627420, 10065030, 11071533, 14762044, 18452555, 20130060, 22143066, 36905110, 44286132, 55357665, 73810220, 110715330, 221430660]

約数ペア:

[(1, 221430660), (2, 110715330), (3, 73810220), (4, 55357665), (5, 44286132), (6, 36905110), (10, 22143066), (11, 20130060), (12, 18452555), (15, 14762044), (20, 11071533), (22, 10065030), (23, 9627420), (29, 7635540), (30, 7381022), (33, 6710020), (44, 5032515), (46, 4813710), (55, 4026012), (58, 3817770), (60, 3690511), (66, 3355010), (69, 3209140), (87, 2545180), (92, 2406855), (110, 2013006), (115, 1925484), (116, 1908885), (132, 1677505), (138, 1604570), (145, 1527108), (165, 1342004), (174, 1272590), (220, 1006503), (230, 962742), (253, 875220), (276, 802285), (290, 763554), (319, 694140), (330, 671002), (345, 641828), (348, 636295), (435, 509036), (460, 481371), (503, 440220), (506, 437610), (580, 381777), (638, 347070), (660, 335501), (667, 331980), (690, 320914), (759, 291740), (870, 254518), (957, 231380), (1006, 220110), (1012, 218805), (1265, 175044), (1276, 173535), (1334, 165990), (1380, 160457), (1509, 146740), (1518, 145870), (1595, 138828), (1740, 127259), (1914, 115690), (2001, 110660), (2012, 110055), (2515, 88044), (2530, 87522), (2668, 82995), (3018, 73370), (3036, 72935), (3190, 69414), (3335, 66396), (3795, 58348), (3828, 57845), (4002, 55330), (4785, 46276), (5030, 44022), (5060, 43761), (5533, 40020), (6036, 36685), (6380, 34707), (6670, 33198), (7337, 30180), (7545, 29348), (7590, 29174), (8004, 27665), (9570, 23138), (10005, 22132), (10060, 22011), (11066, 20010), (11569, 19140), (13340, 16599), (14587, 15180), (14674, 15090)]