220123072

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:318

約数の個数: 112

約数和(自身を含む): 506943360

約数和(自身を除く): 286820288

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 79, 104, 136, 158, 197, 208, 221, 272, 316, 394, 416, 442, 544, 632, 788, 832, 884, 1027, 1088, 1264, 1343, 1576, 1768, 2054, 2528, 2561, 2686, 3152, 3349, 3536, 4108, 5056, 5122, 5372, 6304, 6698, 7072, 8216, 10244, 10744, 12608, 13396, 14144, 15563, 16432, 17459, 20488, 21488, 26792, 31126, 32864, 34918, 40976, 42976, 43537, 53584, 62252, 65728, 69836, 81952, 85952, 87074, 107168, 124504, 139672, 163904, 174148, 202319, 214336, 249008, 264571, 279344, 348296, 404638, 498016, 529142, 558688, 696592, 809276, 996032, 1058284, 1117376, 1393184, 1618552, 2116568, 2786368, 3237104, 3439423, 4233136, 6474208, 6878846, 8466272, 12948416, 13757692, 16932544, 27515384, 55030768, 110061536, 220123072]

約数ペア:

[(1, 220123072), (2, 110061536), (4, 55030768), (8, 27515384), (13, 16932544), (16, 13757692), (17, 12948416), (26, 8466272), (32, 6878846), (34, 6474208), (52, 4233136), (64, 3439423), (68, 3237104), (79, 2786368), (104, 2116568), (136, 1618552), (158, 1393184), (197, 1117376), (208, 1058284), (221, 996032), (272, 809276), (316, 696592), (394, 558688), (416, 529142), (442, 498016), (544, 404638), (632, 348296), (788, 279344), (832, 264571), (884, 249008), (1027, 214336), (1088, 202319), (1264, 174148), (1343, 163904), (1576, 139672), (1768, 124504), (2054, 107168), (2528, 87074), (2561, 85952), (2686, 81952), (3152, 69836), (3349, 65728), (3536, 62252), (4108, 53584), (5056, 43537), (5122, 42976), (5372, 40976), (6304, 34918), (6698, 32864), (7072, 31126), (8216, 26792), (10244, 21488), (10744, 20488), (12608, 17459), (13396, 16432), (14144, 15563)]