319678020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1303}}^1$

素因数の和:1394

約数の個数: 144

約数和(自身を含む): 1025256960

約数和(自身を除く): 705578940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 47, 58, 60, 87, 90, 94, 116, 141, 145, 174, 180, 188, 235, 261, 282, 290, 348, 423, 435, 470, 522, 564, 580, 705, 846, 870, 940, 1044, 1303, 1305, 1363, 1410, 1692, 1740, 2115, 2606, 2610, 2726, 2820, 3909, 4089, 4230, 5212, 5220, 5452, 6515, 6815, 7818, 8178, 8460, 11727, 12267, 13030, 13630, 15636, 16356, 19545, 20445, 23454, 24534, 26060, 27260, 37787, 39090, 40890, 46908, 49068, 58635, 61241, 61335, 75574, 78180, 81780, 113361, 117270, 122482, 122670, 151148, 183723, 188935, 226722, 234540, 244964, 245340, 306205, 340083, 367446, 377870, 453444, 551169, 566805, 612410, 680166, 734892, 755740, 918615, 1102338, 1133610, 1224820, 1360332, 1700415, 1775989, 1837230, 2204676, 2267220, 2755845, 3400830, 3551978, 3674460, 5327967, 5511690, 6801660, 7103956, 8879945, 10655934, 11023380, 15983901, 17759890, 21311868, 26639835, 31967802, 35519780, 53279670, 63935604, 79919505, 106559340, 159839010, 319678020]

約数ペア:

[(1, 319678020), (2, 159839010), (3, 106559340), (4, 79919505), (5, 63935604), (6, 53279670), (9, 35519780), (10, 31967802), (12, 26639835), (15, 21311868), (18, 17759890), (20, 15983901), (29, 11023380), (30, 10655934), (36, 8879945), (45, 7103956), (47, 6801660), (58, 5511690), (60, 5327967), (87, 3674460), (90, 3551978), (94, 3400830), (116, 2755845), (141, 2267220), (145, 2204676), (174, 1837230), (180, 1775989), (188, 1700415), (235, 1360332), (261, 1224820), (282, 1133610), (290, 1102338), (348, 918615), (423, 755740), (435, 734892), (470, 680166), (522, 612410), (564, 566805), (580, 551169), (705, 453444), (846, 377870), (870, 367446), (940, 340083), (1044, 306205), (1303, 245340), (1305, 244964), (1363, 234540), (1410, 226722), (1692, 188935), (1740, 183723), (2115, 151148), (2606, 122670), (2610, 122482), (2726, 117270), (2820, 113361), (3909, 81780), (4089, 78180), (4230, 75574), (5212, 61335), (5220, 61241), (5452, 58635), (6515, 49068), (6815, 46908), (7818, 40890), (8178, 39090), (8460, 37787), (11727, 27260), (12267, 26060), (13030, 24534), (13630, 23454), (15636, 20445), (16356, 19545)]