201331305

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:260

約数の個数: 128

約数和(自身を含む): 436838400

約数和(自身を除く): 235507095

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 45, 59, 63, 69, 105, 115, 135, 157, 161, 177, 189, 207, 295, 315, 345, 413, 471, 483, 531, 621, 785, 805, 885, 945, 1035, 1099, 1239, 1357, 1413, 1449, 1593, 2065, 2355, 2415, 2655, 3105, 3297, 3611, 3717, 4071, 4239, 4347, 5495, 6195, 6785, 7065, 7245, 7965, 9263, 9499, 9891, 10833, 11151, 12213, 16485, 18055, 18585, 20355, 21195, 21735, 25277, 27789, 28497, 29673, 32499, 36639, 46315, 47495, 49455, 54165, 55755, 61065, 64841, 75831, 83367, 85491, 97497, 126385, 138945, 142485, 148365, 162495, 183195, 194523, 213049, 227493, 250101, 256473, 324205, 379155, 416835, 427455, 487485, 583569, 639147, 682479, 972615, 1065245, 1137465, 1250505, 1282365, 1491343, 1750707, 1917441, 2917845, 3195735, 3412395, 4474029, 5752323, 7456715, 8753535, 9587205, 13422087, 22370145, 28761615, 40266261, 67110435, 201331305]

約数ペア:

[(1, 201331305), (3, 67110435), (5, 40266261), (7, 28761615), (9, 22370145), (15, 13422087), (21, 9587205), (23, 8753535), (27, 7456715), (35, 5752323), (45, 4474029), (59, 3412395), (63, 3195735), (69, 2917845), (105, 1917441), (115, 1750707), (135, 1491343), (157, 1282365), (161, 1250505), (177, 1137465), (189, 1065245), (207, 972615), (295, 682479), (315, 639147), (345, 583569), (413, 487485), (471, 427455), (483, 416835), (531, 379155), (621, 324205), (785, 256473), (805, 250101), (885, 227493), (945, 213049), (1035, 194523), (1099, 183195), (1239, 162495), (1357, 148365), (1413, 142485), (1449, 138945), (1593, 126385), (2065, 97497), (2355, 85491), (2415, 83367), (2655, 75831), (3105, 64841), (3297, 61065), (3611, 55755), (3717, 54165), (4071, 49455), (4239, 47495), (4347, 46315), (5495, 36639), (6195, 32499), (6785, 29673), (7065, 28497), (7245, 27789), (7965, 25277), (9263, 21735), (9499, 21195), (9891, 20355), (10833, 18585), (11151, 18055), (12213, 16485)]