210641475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1$

素因数の和:717

約数の個数: 96

約数和(自身を含む): 420401664

約数和(自身を除く): 209760189

約数列:

[1, 3, 5, 11, 15, 17, 23, 25, 33, 51, 55, 69, 75, 85, 115, 165, 187, 253, 255, 275, 345, 391, 425, 561, 575, 653, 759, 825, 935, 1173, 1265, 1275, 1725, 1955, 1959, 2805, 3265, 3795, 4301, 4675, 5865, 6325, 7183, 9775, 9795, 11101, 12903, 14025, 15019, 16325, 18975, 21505, 21549, 29325, 33303, 35915, 45057, 48975, 55505, 64515, 75095, 107525, 107745, 122111, 165209, 166515, 179575, 225285, 255323, 277525, 322575, 366333, 375475, 495627, 538725, 610555, 765969, 826045, 832575, 1126425, 1276615, 1831665, 2478135, 2808553, 3052775, 3829845, 4130225, 6383075, 8425659, 9158325, 12390675, 14042765, 19149225, 42128295, 70213825, 210641475]

約数ペア:

[(1, 210641475), (3, 70213825), (5, 42128295), (11, 19149225), (15, 14042765), (17, 12390675), (23, 9158325), (25, 8425659), (33, 6383075), (51, 4130225), (55, 3829845), (69, 3052775), (75, 2808553), (85, 2478135), (115, 1831665), (165, 1276615), (187, 1126425), (253, 832575), (255, 826045), (275, 765969), (345, 610555), (391, 538725), (425, 495627), (561, 375475), (575, 366333), (653, 322575), (759, 277525), (825, 255323), (935, 225285), (1173, 179575), (1265, 166515), (1275, 165209), (1725, 122111), (1955, 107745), (1959, 107525), (2805, 75095), (3265, 64515), (3795, 55505), (4301, 48975), (4675, 45057), (5865, 35915), (6325, 33303), (7183, 29325), (9775, 21549), (9795, 21505), (11101, 18975), (12903, 16325), (14025, 15019)]