15067240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 36288000

約数和(自身を除く): 21220760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 419, 580, 620, 838, 899, 1160, 1240, 1676, 1798, 2095, 3352, 3596, 4190, 4495, 7192, 8380, 8990, 12151, 12989, 16760, 17980, 24302, 25978, 35960, 48604, 51956, 60755, 64945, 97208, 103912, 121510, 129890, 243020, 259780, 376681, 486040, 519560, 753362, 1506724, 1883405, 3013448, 3766810, 7533620, 15067240]

約数ペア:

[(1, 15067240), (2, 7533620), (4, 3766810), (5, 3013448), (8, 1883405), (10, 1506724), (20, 753362), (29, 519560), (31, 486040), (40, 376681), (58, 259780), (62, 243020), (116, 129890), (124, 121510), (145, 103912), (155, 97208), (232, 64945), (248, 60755), (290, 51956), (310, 48604), (419, 35960), (580, 25978), (620, 24302), (838, 17980), (899, 16760), (1160, 12989), (1240, 12151), (1676, 8990), (1798, 8380), (2095, 7192), (3352, 4495), (3596, 4190)]