66716144

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 151061760

約数和(自身を除く): 84345616

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 71, 76, 88, 142, 152, 176, 209, 281, 284, 304, 418, 562, 568, 781, 836, 1124, 1136, 1349, 1562, 1672, 2248, 2698, 3091, 3124, 3344, 4496, 5339, 5396, 6182, 6248, 10678, 10792, 12364, 12496, 14839, 19951, 21356, 21584, 24728, 29678, 39902, 42712, 49456, 58729, 59356, 79804, 85424, 117458, 118712, 159608, 219461, 234916, 237424, 319216, 379069, 438922, 469832, 758138, 877844, 939664, 1516276, 1755688, 3032552, 3511376, 4169759, 6065104, 8339518, 16679036, 33358072, 66716144]

約数ペア:

[(1, 66716144), (2, 33358072), (4, 16679036), (8, 8339518), (11, 6065104), (16, 4169759), (19, 3511376), (22, 3032552), (38, 1755688), (44, 1516276), (71, 939664), (76, 877844), (88, 758138), (142, 469832), (152, 438922), (176, 379069), (209, 319216), (281, 237424), (284, 234916), (304, 219461), (418, 159608), (562, 118712), (568, 117458), (781, 85424), (836, 79804), (1124, 59356), (1136, 58729), (1349, 49456), (1562, 42712), (1672, 39902), (2248, 29678), (2698, 24728), (3091, 21584), (3124, 21356), (3344, 19951), (4496, 14839), (5339, 12496), (5396, 12364), (6182, 10792), (6248, 10678)]