77531310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:263

約数の個数: 128

約数和(自身を含む): 218419200

約数和(自身を除く): 140887890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 59, 62, 90, 93, 118, 135, 155, 157, 177, 186, 270, 279, 295, 310, 314, 354, 465, 471, 531, 558, 590, 785, 837, 885, 930, 942, 1062, 1395, 1413, 1570, 1593, 1674, 1770, 1829, 2355, 2655, 2790, 2826, 3186, 3658, 4185, 4239, 4710, 4867, 5310, 5487, 7065, 7965, 8370, 8478, 9145, 9263, 9734, 10974, 14130, 14601, 15930, 16461, 18290, 18526, 21195, 24335, 27435, 27789, 29202, 32922, 42390, 43803, 46315, 48670, 49383, 54870, 55578, 73005, 82305, 83367, 87606, 92630, 98766, 131409, 138945, 146010, 164610, 166734, 219015, 246915, 250101, 262818, 277890, 287153, 416835, 438030, 493830, 500202, 574306, 657045, 833670, 861459, 1250505, 1314090, 1435765, 1722918, 2501010, 2584377, 2871530, 4307295, 5168754, 7753131, 8614590, 12921885, 15506262, 25843770, 38765655, 77531310]

約数ペア:

[(1, 77531310), (2, 38765655), (3, 25843770), (5, 15506262), (6, 12921885), (9, 8614590), (10, 7753131), (15, 5168754), (18, 4307295), (27, 2871530), (30, 2584377), (31, 2501010), (45, 1722918), (54, 1435765), (59, 1314090), (62, 1250505), (90, 861459), (93, 833670), (118, 657045), (135, 574306), (155, 500202), (157, 493830), (177, 438030), (186, 416835), (270, 287153), (279, 277890), (295, 262818), (310, 250101), (314, 246915), (354, 219015), (465, 166734), (471, 164610), (531, 146010), (558, 138945), (590, 131409), (785, 98766), (837, 92630), (885, 87606), (930, 83367), (942, 82305), (1062, 73005), (1395, 55578), (1413, 54870), (1570, 49383), (1593, 48670), (1674, 46315), (1770, 43803), (1829, 42390), (2355, 32922), (2655, 29202), (2790, 27789), (2826, 27435), (3186, 24335), (3658, 21195), (4185, 18526), (4239, 18290), (4710, 16461), (4867, 15930), (5310, 14601), (5487, 14130), (7065, 10974), (7965, 9734), (8370, 9263), (8478, 9145)]