72621195

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 130014720

約数和(自身を除く): 57393525

約数列:

[1, 3, 5, 15, 17, 37, 43, 51, 85, 111, 129, 179, 185, 215, 255, 537, 555, 629, 645, 731, 895, 1591, 1887, 2193, 2685, 3043, 3145, 3655, 4773, 6623, 7697, 7955, 9129, 9435, 10965, 15215, 19869, 23091, 23865, 27047, 33115, 38485, 45645, 81141, 99345, 112591, 115455, 130849, 135235, 284789, 337773, 392547, 405705, 562955, 654245, 854367, 1423945, 1688865, 1962735, 4271835, 4841413, 14524239, 24207065, 72621195]

約数ペア:

[(1, 72621195), (3, 24207065), (5, 14524239), (15, 4841413), (17, 4271835), (37, 1962735), (43, 1688865), (51, 1423945), (85, 854367), (111, 654245), (129, 562955), (179, 405705), (185, 392547), (215, 337773), (255, 284789), (537, 135235), (555, 130849), (629, 115455), (645, 112591), (731, 99345), (895, 81141), (1591, 45645), (1887, 38485), (2193, 33115), (2685, 27047), (3043, 23865), (3145, 23091), (3655, 19869), (4773, 15215), (6623, 10965), (7697, 9435), (7955, 9129)]