279840540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{491}}^1$

素因数の和:592

約数の個数: 192

約数和(自身を含む): 952197120

約数和(自身を除く): 672356580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 59, 60, 69, 70, 84, 92, 105, 115, 118, 138, 140, 161, 177, 210, 230, 236, 276, 295, 322, 345, 354, 413, 420, 460, 483, 491, 590, 644, 690, 708, 805, 826, 885, 966, 982, 1180, 1239, 1357, 1380, 1473, 1610, 1652, 1770, 1932, 1964, 2065, 2415, 2455, 2478, 2714, 2946, 3220, 3437, 3540, 4071, 4130, 4830, 4910, 4956, 5428, 5892, 6195, 6785, 6874, 7365, 8142, 8260, 9499, 9660, 9820, 10311, 11293, 12390, 13570, 13748, 14730, 16284, 17185, 18998, 20355, 20622, 22586, 24780, 27140, 28497, 28969, 29460, 33879, 34370, 37996, 40710, 41244, 45172, 47495, 51555, 56465, 56994, 57938, 67758, 68740, 79051, 81420, 86907, 94990, 103110, 112930, 113988, 115876, 135516, 142485, 144845, 158102, 169395, 173814, 189980, 202783, 206220, 225860, 237153, 284970, 289690, 316204, 338790, 347628, 395255, 405566, 434535, 474306, 569940, 579380, 608349, 666287, 677580, 790510, 811132, 869070, 948612, 1013915, 1185765, 1216698, 1332574, 1581020, 1738140, 1998861, 2027830, 2371530, 2433396, 2665148, 3041745, 3331435, 3997722, 4055660, 4664009, 4743060, 6083490, 6662870, 7995444, 9328018, 9994305, 12166980, 13325740, 13992027, 18656036, 19988610, 23320045, 27984054, 39977220, 46640090, 55968108, 69960135, 93280180, 139920270, 279840540]

約数ペア:

[(1, 279840540), (2, 139920270), (3, 93280180), (4, 69960135), (5, 55968108), (6, 46640090), (7, 39977220), (10, 27984054), (12, 23320045), (14, 19988610), (15, 18656036), (20, 13992027), (21, 13325740), (23, 12166980), (28, 9994305), (30, 9328018), (35, 7995444), (42, 6662870), (46, 6083490), (59, 4743060), (60, 4664009), (69, 4055660), (70, 3997722), (84, 3331435), (92, 3041745), (105, 2665148), (115, 2433396), (118, 2371530), (138, 2027830), (140, 1998861), (161, 1738140), (177, 1581020), (210, 1332574), (230, 1216698), (236, 1185765), (276, 1013915), (295, 948612), (322, 869070), (345, 811132), (354, 790510), (413, 677580), (420, 666287), (460, 608349), (483, 579380), (491, 569940), (590, 474306), (644, 434535), (690, 405566), (708, 395255), (805, 347628), (826, 338790), (885, 316204), (966, 289690), (982, 284970), (1180, 237153), (1239, 225860), (1357, 206220), (1380, 202783), (1473, 189980), (1610, 173814), (1652, 169395), (1770, 158102), (1932, 144845), (1964, 142485), (2065, 135516), (2415, 115876), (2455, 113988), (2478, 112930), (2714, 103110), (2946, 94990), (3220, 86907), (3437, 81420), (3540, 79051), (4071, 68740), (4130, 67758), (4830, 57938), (4910, 56994), (4956, 56465), (5428, 51555), (5892, 47495), (6195, 45172), (6785, 41244), (6874, 40710), (7365, 37996), (8142, 34370), (8260, 33879), (9499, 29460), (9660, 28969), (9820, 28497), (10311, 27140), (11293, 24780), (12390, 22586), (13570, 20622), (13748, 20355), (14730, 18998), (16284, 17185)]