728634170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^2\times {\mathrm{113}}^1$

素因数の和:288

約数の個数: 72

約数和(自身を含む): 1474565148

約数和(自身を除く): 745930978

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 113, 121, 146, 226, 242, 365, 565, 605, 730, 803, 1130, 1210, 1243, 1606, 2486, 4015, 5329, 6215, 8030, 8249, 8833, 10658, 12430, 13673, 16498, 17666, 26645, 27346, 41245, 44165, 53290, 58619, 68365, 82490, 88330, 90739, 117238, 136730, 181478, 293095, 453695, 586190, 602177, 644809, 907390, 998129, 1204354, 1289618, 1996258, 3010885, 3224045, 4990645, 6021770, 6448090, 6623947, 9981290, 13247894, 33119735, 66239470, 72863417, 145726834, 364317085, 728634170]

約数ペア:

[(1, 728634170), (2, 364317085), (5, 145726834), (10, 72863417), (11, 66239470), (22, 33119735), (55, 13247894), (73, 9981290), (110, 6623947), (113, 6448090), (121, 6021770), (146, 4990645), (226, 3224045), (242, 3010885), (365, 1996258), (565, 1289618), (605, 1204354), (730, 998129), (803, 907390), (1130, 644809), (1210, 602177), (1243, 586190), (1606, 453695), (2486, 293095), (4015, 181478), (5329, 136730), (6215, 117238), (8030, 90739), (8249, 88330), (8833, 82490), (10658, 68365), (12430, 58619), (13673, 53290), (16498, 44165), (17666, 41245), (26645, 27346)]