740291248

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1621}}^1$

素因数の和:1742

約数の個数: 80

約数和(自身を含む): 1607414976

約数和(自身を除く): 867123728

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 73, 92, 136, 146, 184, 272, 292, 368, 391, 584, 782, 1168, 1241, 1564, 1621, 1679, 2482, 3128, 3242, 3358, 4964, 6256, 6484, 6716, 9928, 12968, 13432, 19856, 25936, 26864, 27557, 28543, 37283, 55114, 57086, 74566, 110228, 114172, 118333, 149132, 220456, 228344, 236666, 298264, 440912, 456688, 473332, 596528, 633811, 946664, 1267622, 1893328, 2011661, 2535244, 2721659, 4023322, 5070488, 5443318, 8046644, 10140976, 10886636, 16093288, 21773272, 32186576, 43546544, 46268203, 92536406, 185072812, 370145624, 740291248]

約数ペア:

[(1, 740291248), (2, 370145624), (4, 185072812), (8, 92536406), (16, 46268203), (17, 43546544), (23, 32186576), (34, 21773272), (46, 16093288), (68, 10886636), (73, 10140976), (92, 8046644), (136, 5443318), (146, 5070488), (184, 4023322), (272, 2721659), (292, 2535244), (368, 2011661), (391, 1893328), (584, 1267622), (782, 946664), (1168, 633811), (1241, 596528), (1564, 473332), (1621, 456688), (1679, 440912), (2482, 298264), (3128, 236666), (3242, 228344), (3358, 220456), (4964, 149132), (6256, 118333), (6484, 114172), (6716, 110228), (9928, 74566), (12968, 57086), (13432, 55114), (19856, 37283), (25936, 28543), (26864, 27557)]