161251290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2$

素因数の和:138

約数の個数: 192

約数和(自身を含む): 490665600

約数和(自身を除く): 329414310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 27, 30, 34, 38, 43, 45, 51, 54, 57, 85, 86, 90, 95, 102, 114, 129, 135, 153, 170, 171, 190, 215, 255, 258, 270, 285, 306, 323, 342, 387, 430, 459, 510, 513, 570, 645, 646, 731, 765, 774, 817, 855, 918, 969, 1026, 1161, 1290, 1462, 1530, 1615, 1634, 1710, 1849, 1935, 1938, 2193, 2295, 2322, 2451, 2565, 2907, 3230, 3655, 3698, 3870, 4085, 4386, 4590, 4845, 4902, 5130, 5547, 5805, 5814, 6579, 7310, 7353, 8170, 8721, 9245, 9690, 10965, 11094, 11610, 12255, 13158, 13889, 14535, 14706, 16641, 17442, 18490, 19737, 21930, 22059, 24510, 27735, 27778, 29070, 31433, 32895, 33282, 35131, 36765, 39474, 41667, 43605, 44118, 49923, 55470, 62866, 65790, 69445, 70262, 73530, 83205, 83334, 87210, 94299, 98685, 99846, 105393, 110295, 125001, 138890, 157165, 166410, 175655, 188598, 197370, 208335, 210786, 220590, 249615, 250002, 282897, 314330, 316179, 351310, 375003, 416670, 471495, 499230, 526965, 565794, 597227, 625005, 632358, 750006, 848691, 942990, 948537, 1053930, 1194454, 1250010, 1414485, 1580895, 1697382, 1791681, 1875015, 1897074, 2828970, 2986135, 3161790, 3583362, 3750030, 4243455, 4742685, 5375043, 5972270, 8486910, 8958405, 9485370, 10750086, 16125129, 17916810, 26875215, 32250258, 53750430, 80625645, 161251290]

約数ペア:

[(1, 161251290), (2, 80625645), (3, 53750430), (5, 32250258), (6, 26875215), (9, 17916810), (10, 16125129), (15, 10750086), (17, 9485370), (18, 8958405), (19, 8486910), (27, 5972270), (30, 5375043), (34, 4742685), (38, 4243455), (43, 3750030), (45, 3583362), (51, 3161790), (54, 2986135), (57, 2828970), (85, 1897074), (86, 1875015), (90, 1791681), (95, 1697382), (102, 1580895), (114, 1414485), (129, 1250010), (135, 1194454), (153, 1053930), (170, 948537), (171, 942990), (190, 848691), (215, 750006), (255, 632358), (258, 625005), (270, 597227), (285, 565794), (306, 526965), (323, 499230), (342, 471495), (387, 416670), (430, 375003), (459, 351310), (510, 316179), (513, 314330), (570, 282897), (645, 250002), (646, 249615), (731, 220590), (765, 210786), (774, 208335), (817, 197370), (855, 188598), (918, 175655), (969, 166410), (1026, 157165), (1161, 138890), (1290, 125001), (1462, 110295), (1530, 105393), (1615, 99846), (1634, 98685), (1710, 94299), (1849, 87210), (1935, 83334), (1938, 83205), (2193, 73530), (2295, 70262), (2322, 69445), (2451, 65790), (2565, 62866), (2907, 55470), (3230, 49923), (3655, 44118), (3698, 43605), (3870, 41667), (4085, 39474), (4386, 36765), (4590, 35131), (4845, 33282), (4902, 32895), (5130, 31433), (5547, 29070), (5805, 27778), (5814, 27735), (6579, 24510), (7310, 22059), (7353, 21930), (8170, 19737), (8721, 18490), (9245, 17442), (9690, 16641), (10965, 14706), (11094, 14535), (11610, 13889), (12255, 13158)]