690287290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1627}}^1$

素因数の和:1700

約数の個数: 128

約数和(自身を含む): 1687910400

約数和(自身を除く): 997623110

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 29, 35, 38, 55, 58, 70, 77, 95, 110, 133, 145, 154, 190, 203, 209, 266, 290, 319, 385, 406, 418, 551, 638, 665, 770, 1015, 1045, 1102, 1330, 1463, 1595, 1627, 2030, 2090, 2233, 2755, 2926, 3190, 3254, 3857, 4466, 5510, 6061, 7315, 7714, 8135, 11165, 11389, 12122, 14630, 16270, 17897, 19285, 22330, 22778, 30305, 30913, 35794, 38570, 42427, 47183, 56945, 60610, 61826, 84854, 89485, 94366, 113890, 125279, 154565, 178970, 212135, 216391, 235915, 250558, 309130, 330281, 340043, 424270, 432782, 471830, 519013, 626395, 660562, 680086, 896477, 1038026, 1081955, 1252790, 1651405, 1700215, 1792954, 2163910, 2380301, 2595065, 3302810, 3400430, 3633091, 4482385, 4760602, 5190130, 6275339, 7266182, 8964770, 9861247, 11901505, 12550678, 18165455, 19722494, 23803010, 31376695, 36330910, 49306235, 62753390, 69028729, 98612470, 138057458, 345143645, 690287290]

約数ペア:

[(1, 690287290), (2, 345143645), (5, 138057458), (7, 98612470), (10, 69028729), (11, 62753390), (14, 49306235), (19, 36330910), (22, 31376695), (29, 23803010), (35, 19722494), (38, 18165455), (55, 12550678), (58, 11901505), (70, 9861247), (77, 8964770), (95, 7266182), (110, 6275339), (133, 5190130), (145, 4760602), (154, 4482385), (190, 3633091), (203, 3400430), (209, 3302810), (266, 2595065), (290, 2380301), (319, 2163910), (385, 1792954), (406, 1700215), (418, 1651405), (551, 1252790), (638, 1081955), (665, 1038026), (770, 896477), (1015, 680086), (1045, 660562), (1102, 626395), (1330, 519013), (1463, 471830), (1595, 432782), (1627, 424270), (2030, 340043), (2090, 330281), (2233, 309130), (2755, 250558), (2926, 235915), (3190, 216391), (3254, 212135), (3857, 178970), (4466, 154565), (5510, 125279), (6061, 113890), (7315, 94366), (7714, 89485), (8135, 84854), (11165, 61826), (11389, 60610), (12122, 56945), (14630, 47183), (16270, 42427), (17897, 38570), (19285, 35794), (22330, 30913), (22778, 30305)]