64400880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:551

約数の個数: 160

約数和(自身を含む): 217843200

約数和(自身を除く): 153442320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 29, 30, 38, 40, 48, 57, 58, 60, 76, 80, 87, 95, 114, 116, 120, 145, 152, 174, 190, 228, 232, 240, 285, 290, 304, 348, 380, 435, 456, 464, 487, 551, 570, 580, 696, 760, 870, 912, 974, 1102, 1140, 1160, 1392, 1461, 1520, 1653, 1740, 1948, 2204, 2280, 2320, 2435, 2755, 2922, 3306, 3480, 3896, 4408, 4560, 4870, 5510, 5844, 6612, 6960, 7305, 7792, 8265, 8816, 9253, 9740, 11020, 11688, 13224, 14123, 14610, 16530, 18506, 19480, 22040, 23376, 26448, 27759, 28246, 29220, 33060, 37012, 38960, 42369, 44080, 46265, 55518, 56492, 58440, 66120, 70615, 74024, 84738, 92530, 111036, 112984, 116880, 132240, 138795, 141230, 148048, 169476, 185060, 211845, 222072, 225968, 268337, 277590, 282460, 338952, 370120, 423690, 444144, 536674, 555180, 564920, 677904, 740240, 805011, 847380, 1073348, 1110360, 1129840, 1341685, 1610022, 1694760, 2146696, 2220720, 2683370, 3220044, 3389520, 4025055, 4293392, 5366740, 6440088, 8050110, 10733480, 12880176, 16100220, 21466960, 32200440, 64400880]

約数ペア:

[(1, 64400880), (2, 32200440), (3, 21466960), (4, 16100220), (5, 12880176), (6, 10733480), (8, 8050110), (10, 6440088), (12, 5366740), (15, 4293392), (16, 4025055), (19, 3389520), (20, 3220044), (24, 2683370), (29, 2220720), (30, 2146696), (38, 1694760), (40, 1610022), (48, 1341685), (57, 1129840), (58, 1110360), (60, 1073348), (76, 847380), (80, 805011), (87, 740240), (95, 677904), (114, 564920), (116, 555180), (120, 536674), (145, 444144), (152, 423690), (174, 370120), (190, 338952), (228, 282460), (232, 277590), (240, 268337), (285, 225968), (290, 222072), (304, 211845), (348, 185060), (380, 169476), (435, 148048), (456, 141230), (464, 138795), (487, 132240), (551, 116880), (570, 112984), (580, 111036), (696, 92530), (760, 84738), (870, 74024), (912, 70615), (974, 66120), (1102, 58440), (1140, 56492), (1160, 55518), (1392, 46265), (1461, 44080), (1520, 42369), (1653, 38960), (1740, 37012), (1948, 33060), (2204, 29220), (2280, 28246), (2320, 27759), (2435, 26448), (2755, 23376), (2922, 22040), (3306, 19480), (3480, 18506), (3896, 16530), (4408, 14610), (4560, 14123), (4870, 13224), (5510, 11688), (5844, 11020), (6612, 9740), (6960, 9253), (7305, 8816), (7792, 8265)]