15119970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1289}}^1$

素因数の和:1339

約数の個数: 64

約数和(自身を含む): 40124160

約数和(自身を除く): 25004190

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 85, 102, 115, 138, 170, 230, 255, 345, 391, 510, 690, 782, 1173, 1289, 1955, 2346, 2578, 3867, 3910, 5865, 6445, 7734, 11730, 12890, 19335, 21913, 29647, 38670, 43826, 59294, 65739, 88941, 109565, 131478, 148235, 177882, 219130, 296470, 328695, 444705, 503999, 657390, 889410, 1007998, 1511997, 2519995, 3023994, 5039990, 7559985, 15119970]

約数ペア:

[(1, 15119970), (2, 7559985), (3, 5039990), (5, 3023994), (6, 2519995), (10, 1511997), (15, 1007998), (17, 889410), (23, 657390), (30, 503999), (34, 444705), (46, 328695), (51, 296470), (69, 219130), (85, 177882), (102, 148235), (115, 131478), (138, 109565), (170, 88941), (230, 65739), (255, 59294), (345, 43826), (391, 38670), (510, 29647), (690, 21913), (782, 19335), (1173, 12890), (1289, 11730), (1955, 7734), (2346, 6445), (2578, 5865), (3867, 3910)]