84772940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3761}}^1$

素因数の和:3807

約数の個数: 72

約数和(自身を含む): 216149472

約数和(自身を除く): 131376532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 3220, 3761, 4508, 5635, 7522, 11270, 15044, 18805, 22540, 26327, 37610, 52654, 75220, 86503, 105308, 131635, 173006, 184289, 263270, 346012, 368578, 432515, 526540, 605521, 737156, 865030, 921445, 1211042, 1730060, 1842890, 2422084, 3027605, 3685780, 4238647, 6055210, 8477294, 12110420, 16954588, 21193235, 42386470, 84772940]

約数ペア:

[(1, 84772940), (2, 42386470), (4, 21193235), (5, 16954588), (7, 12110420), (10, 8477294), (14, 6055210), (20, 4238647), (23, 3685780), (28, 3027605), (35, 2422084), (46, 1842890), (49, 1730060), (70, 1211042), (92, 921445), (98, 865030), (115, 737156), (140, 605521), (161, 526540), (196, 432515), (230, 368578), (245, 346012), (322, 263270), (460, 184289), (490, 173006), (644, 131635), (805, 105308), (980, 86503), (1127, 75220), (1610, 52654), (2254, 37610), (3220, 26327), (3761, 22540), (4508, 18805), (5635, 15044), (7522, 11270)]