161947872

素因数分解:

$2^5\times 3^2\times {\mathrm{73}}^1\times {\mathrm{7703}}^1$

素因数の和:7792

約数の個数: 72

約数和(自身を含む): 466908624

約数和(自身を除く): 304960752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 73, 96, 144, 146, 219, 288, 292, 438, 584, 657, 876, 1168, 1314, 1752, 2336, 2628, 3504, 5256, 7008, 7703, 10512, 15406, 21024, 23109, 30812, 46218, 61624, 69327, 92436, 123248, 138654, 184872, 246496, 277308, 369744, 554616, 562319, 739488, 1109232, 1124638, 1686957, 2218464, 2249276, 3373914, 4498552, 5060871, 6747828, 8997104, 10121742, 13495656, 17994208, 20243484, 26991312, 40486968, 53982624, 80973936, 161947872]

約数ペア:

[(1, 161947872), (2, 80973936), (3, 53982624), (4, 40486968), (6, 26991312), (8, 20243484), (9, 17994208), (12, 13495656), (16, 10121742), (18, 8997104), (24, 6747828), (32, 5060871), (36, 4498552), (48, 3373914), (72, 2249276), (73, 2218464), (96, 1686957), (144, 1124638), (146, 1109232), (219, 739488), (288, 562319), (292, 554616), (438, 369744), (584, 277308), (657, 246496), (876, 184872), (1168, 138654), (1314, 123248), (1752, 92436), (2336, 69327), (2628, 61624), (3504, 46218), (5256, 30812), (7008, 23109), (7703, 21024), (10512, 15406)]