163878372

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{457}}^1\times {\mathrm{1423}}^1$

素因数の和:1897

約数の個数: 72

約数和(自身を含む): 474795776

約数和(自身を除く): 310917404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 457, 914, 1371, 1423, 1828, 2742, 2846, 3199, 4113, 4269, 5484, 5692, 6398, 8226, 8538, 9597, 9961, 12796, 12807, 16452, 17076, 19194, 19922, 25614, 28791, 29883, 38388, 39844, 51228, 57582, 59766, 89649, 115164, 119532, 179298, 358596, 650311, 1300622, 1950933, 2601244, 3901866, 4552177, 5852799, 7803732, 9104354, 11705598, 13656531, 18208708, 23411196, 27313062, 40969593, 54626124, 81939186, 163878372]

約数ペア:

[(1, 163878372), (2, 81939186), (3, 54626124), (4, 40969593), (6, 27313062), (7, 23411196), (9, 18208708), (12, 13656531), (14, 11705598), (18, 9104354), (21, 7803732), (28, 5852799), (36, 4552177), (42, 3901866), (63, 2601244), (84, 1950933), (126, 1300622), (252, 650311), (457, 358596), (914, 179298), (1371, 119532), (1423, 115164), (1828, 89649), (2742, 59766), (2846, 57582), (3199, 51228), (4113, 39844), (4269, 38388), (5484, 29883), (5692, 28791), (6398, 25614), (8226, 19922), (8538, 19194), (9597, 17076), (9961, 16452), (12796, 12807)]