87461940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4513}}^1$

素因数の和:4561

約数の個数: 96

約数和(自身を含む): 273006720

約数和(自身を除く): 185544780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 170, 190, 204, 228, 255, 285, 323, 340, 380, 510, 570, 646, 969, 1020, 1140, 1292, 1615, 1938, 3230, 3876, 4513, 4845, 6460, 9026, 9690, 13539, 18052, 19380, 22565, 27078, 45130, 54156, 67695, 76721, 85747, 90260, 135390, 153442, 171494, 230163, 257241, 270780, 306884, 342988, 383605, 428735, 460326, 514482, 767210, 857470, 920652, 1028964, 1150815, 1286205, 1457699, 1534420, 1714940, 2301630, 2572410, 2915398, 4373097, 4603260, 5144820, 5830796, 7288495, 8746194, 14576990, 17492388, 21865485, 29153980, 43730970, 87461940]

約数ペア:

[(1, 87461940), (2, 43730970), (3, 29153980), (4, 21865485), (5, 17492388), (6, 14576990), (10, 8746194), (12, 7288495), (15, 5830796), (17, 5144820), (19, 4603260), (20, 4373097), (30, 2915398), (34, 2572410), (38, 2301630), (51, 1714940), (57, 1534420), (60, 1457699), (68, 1286205), (76, 1150815), (85, 1028964), (95, 920652), (102, 857470), (114, 767210), (170, 514482), (190, 460326), (204, 428735), (228, 383605), (255, 342988), (285, 306884), (323, 270780), (340, 257241), (380, 230163), (510, 171494), (570, 153442), (646, 135390), (969, 90260), (1020, 85747), (1140, 76721), (1292, 67695), (1615, 54156), (1938, 45130), (3230, 27078), (3876, 22565), (4513, 19380), (4845, 18052), (6460, 13539), (9026, 9690)]