187865360

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:492

約数の個数: 80

約数和(自身を含む): 448779312

約数和(自身を除く): 260913952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 137, 244, 274, 281, 305, 488, 548, 562, 610, 685, 976, 1096, 1124, 1220, 1370, 1405, 2192, 2248, 2440, 2740, 2810, 4496, 4880, 5480, 5620, 8357, 10960, 11240, 16714, 17141, 22480, 33428, 34282, 38497, 41785, 66856, 68564, 76994, 83570, 85705, 133712, 137128, 153988, 167140, 171410, 192485, 274256, 307976, 334280, 342820, 384970, 615952, 668560, 685640, 769940, 1371280, 1539880, 2348317, 3079760, 4696634, 9393268, 11741585, 18786536, 23483170, 37573072, 46966340, 93932680, 187865360]

約数ペア:

[(1, 187865360), (2, 93932680), (4, 46966340), (5, 37573072), (8, 23483170), (10, 18786536), (16, 11741585), (20, 9393268), (40, 4696634), (61, 3079760), (80, 2348317), (122, 1539880), (137, 1371280), (244, 769940), (274, 685640), (281, 668560), (305, 615952), (488, 384970), (548, 342820), (562, 334280), (610, 307976), (685, 274256), (976, 192485), (1096, 171410), (1124, 167140), (1220, 153988), (1370, 137128), (1405, 133712), (2192, 85705), (2248, 83570), (2440, 76994), (2740, 68564), (2810, 66856), (4496, 41785), (4880, 38497), (5480, 34282), (5620, 33428), (8357, 22480), (10960, 17141), (11240, 16714)]