517171760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^4$

素因数の和:144

約数の個数: 100

約数和(自身を含む): 1420005840

約数和(自身を除く): 902834080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 961, 1085, 1240, 1736, 1922, 2170, 2480, 3472, 3844, 4340, 4805, 6727, 7688, 8680, 9610, 13454, 15376, 17360, 19220, 26908, 29791, 33635, 38440, 53816, 59582, 67270, 76880, 107632, 119164, 134540, 148955, 208537, 238328, 269080, 297910, 417074, 476656, 538160, 595820, 834148, 923521, 1042685, 1191640, 1668296, 1847042, 2085370, 2383280, 3336592, 3694084, 4170740, 4617605, 6464647, 7388168, 8341480, 9235210, 12929294, 14776336, 16682960, 18470420, 25858588, 32323235, 36940840, 51717176, 64646470, 73881680, 103434352, 129292940, 258585880, 517171760]

約数ペア:

[(1, 517171760), (2, 258585880), (4, 129292940), (5, 103434352), (7, 73881680), (8, 64646470), (10, 51717176), (14, 36940840), (16, 32323235), (20, 25858588), (28, 18470420), (31, 16682960), (35, 14776336), (40, 12929294), (56, 9235210), (62, 8341480), (70, 7388168), (80, 6464647), (112, 4617605), (124, 4170740), (140, 3694084), (155, 3336592), (217, 2383280), (248, 2085370), (280, 1847042), (310, 1668296), (434, 1191640), (496, 1042685), (560, 923521), (620, 834148), (868, 595820), (961, 538160), (1085, 476656), (1240, 417074), (1736, 297910), (1922, 269080), (2170, 238328), (2480, 208537), (3472, 148955), (3844, 134540), (4340, 119164), (4805, 107632), (6727, 76880), (7688, 67270), (8680, 59582), (9610, 53816), (13454, 38440), (15376, 33635), (17360, 29791), (19220, 26908)]