73021520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{491}}^1$

素因数の和:541

約数の個数: 120

約数和(自身を含む): 200960352

約数和(自身を除く): 127938832

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 169, 176, 208, 220, 260, 286, 338, 440, 491, 520, 572, 676, 715, 845, 880, 982, 1040, 1144, 1352, 1430, 1690, 1859, 1964, 2288, 2455, 2704, 2860, 3380, 3718, 3928, 4910, 5401, 5720, 6383, 6760, 7436, 7856, 9295, 9820, 10802, 11440, 12766, 13520, 14872, 18590, 19640, 21604, 25532, 27005, 29744, 31915, 37180, 39280, 43208, 51064, 54010, 63830, 70213, 74360, 82979, 86416, 102128, 108020, 127660, 140426, 148720, 165958, 216040, 255320, 280852, 331916, 351065, 414895, 432080, 510640, 561704, 663832, 702130, 829790, 912769, 1123408, 1327664, 1404260, 1659580, 1825538, 2808520, 3319160, 3651076, 4563845, 5617040, 6638320, 7302152, 9127690, 14604304, 18255380, 36510760, 73021520]

約数ペア:

[(1, 73021520), (2, 36510760), (4, 18255380), (5, 14604304), (8, 9127690), (10, 7302152), (11, 6638320), (13, 5617040), (16, 4563845), (20, 3651076), (22, 3319160), (26, 2808520), (40, 1825538), (44, 1659580), (52, 1404260), (55, 1327664), (65, 1123408), (80, 912769), (88, 829790), (104, 702130), (110, 663832), (130, 561704), (143, 510640), (169, 432080), (176, 414895), (208, 351065), (220, 331916), (260, 280852), (286, 255320), (338, 216040), (440, 165958), (491, 148720), (520, 140426), (572, 127660), (676, 108020), (715, 102128), (845, 86416), (880, 82979), (982, 74360), (1040, 70213), (1144, 63830), (1352, 54010), (1430, 51064), (1690, 43208), (1859, 39280), (1964, 37180), (2288, 31915), (2455, 29744), (2704, 27005), (2860, 25532), (3380, 21604), (3718, 19640), (3928, 18590), (4910, 14872), (5401, 13520), (5720, 12766), (6383, 11440), (6760, 10802), (7436, 9820), (7856, 9295)]