78991668

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1877}}^1$

素因数の和:2061

約数の個数: 72

約数和(自身を含む): 229686912

約数和(自身を除く): 150695244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 167, 252, 334, 501, 668, 1002, 1169, 1503, 1877, 2004, 2338, 3006, 3507, 3754, 4676, 5631, 6012, 7014, 7508, 10521, 11262, 13139, 14028, 16893, 21042, 22524, 26278, 33786, 39417, 42084, 52556, 67572, 78834, 118251, 157668, 236502, 313459, 473004, 626918, 940377, 1253836, 1880754, 2194213, 2821131, 3761508, 4388426, 5642262, 6582639, 8776852, 11284524, 13165278, 19747917, 26330556, 39495834, 78991668]

約数ペア:

[(1, 78991668), (2, 39495834), (3, 26330556), (4, 19747917), (6, 13165278), (7, 11284524), (9, 8776852), (12, 6582639), (14, 5642262), (18, 4388426), (21, 3761508), (28, 2821131), (36, 2194213), (42, 1880754), (63, 1253836), (84, 940377), (126, 626918), (167, 473004), (252, 313459), (334, 236502), (501, 157668), (668, 118251), (1002, 78834), (1169, 67572), (1503, 52556), (1877, 42084), (2004, 39417), (2338, 33786), (3006, 26278), (3507, 22524), (3754, 21042), (4676, 16893), (5631, 14028), (6012, 13139), (7014, 11262), (7508, 10521)]