15930512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:208

約数の個数: 80

約数和(自身を含む): 36456000

約数和(自身を除く): 20525488

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 29, 38, 52, 58, 76, 104, 116, 139, 152, 208, 232, 247, 278, 304, 377, 464, 494, 551, 556, 754, 988, 1102, 1112, 1508, 1807, 1976, 2204, 2224, 2641, 3016, 3614, 3952, 4031, 4408, 5282, 6032, 7163, 7228, 8062, 8816, 10564, 14326, 14456, 16124, 21128, 28652, 28912, 32248, 34333, 42256, 52403, 57304, 64496, 68666, 76589, 104806, 114608, 137332, 153178, 209612, 274664, 306356, 419224, 549328, 612712, 838448, 995657, 1225424, 1991314, 3982628, 7965256, 15930512]

約数ペア:

[(1, 15930512), (2, 7965256), (4, 3982628), (8, 1991314), (13, 1225424), (16, 995657), (19, 838448), (26, 612712), (29, 549328), (38, 419224), (52, 306356), (58, 274664), (76, 209612), (104, 153178), (116, 137332), (139, 114608), (152, 104806), (208, 76589), (232, 68666), (247, 64496), (278, 57304), (304, 52403), (377, 42256), (464, 34333), (494, 32248), (551, 28912), (556, 28652), (754, 21128), (988, 16124), (1102, 14456), (1112, 14326), (1508, 10564), (1807, 8816), (1976, 8062), (2204, 7228), (2224, 7163), (2641, 6032), (3016, 5282), (3614, 4408), (3952, 4031)]