72300016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 80

約数和(自身を含む): 156240000

約数和(自身を除く): 83939984

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 58, 59, 76, 116, 118, 139, 152, 232, 236, 278, 304, 464, 472, 551, 556, 944, 1102, 1112, 1121, 1711, 2204, 2224, 2242, 2641, 3422, 4031, 4408, 4484, 5282, 6844, 8062, 8201, 8816, 8968, 10564, 13688, 16124, 16402, 17936, 21128, 27376, 32248, 32509, 32804, 42256, 64496, 65018, 65608, 76589, 130036, 131216, 153178, 155819, 237829, 260072, 306356, 311638, 475658, 520144, 612712, 623276, 951316, 1225424, 1246552, 1902632, 2493104, 3805264, 4518751, 9037502, 18075004, 36150008, 72300016]

約数ペア:

[(1, 72300016), (2, 36150008), (4, 18075004), (8, 9037502), (16, 4518751), (19, 3805264), (29, 2493104), (38, 1902632), (58, 1246552), (59, 1225424), (76, 951316), (116, 623276), (118, 612712), (139, 520144), (152, 475658), (232, 311638), (236, 306356), (278, 260072), (304, 237829), (464, 155819), (472, 153178), (551, 131216), (556, 130036), (944, 76589), (1102, 65608), (1112, 65018), (1121, 64496), (1711, 42256), (2204, 32804), (2224, 32509), (2242, 32248), (2641, 27376), (3422, 21128), (4031, 17936), (4408, 16402), (4484, 16124), (5282, 13688), (6844, 10564), (8062, 8968), (8201, 8816)]