177687420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{389}}^1$

素因数の和:755

約数の個数: 96

約数和(自身を含む): 522063360

約数和(自身を除く): 344375940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 331, 345, 389, 460, 662, 690, 778, 993, 1167, 1324, 1380, 1556, 1655, 1945, 1986, 2334, 3310, 3890, 3972, 4668, 4965, 5835, 6620, 7613, 7780, 8947, 9930, 11670, 15226, 17894, 19860, 22839, 23340, 26841, 30452, 35788, 38065, 44735, 45678, 53682, 76130, 89470, 91356, 107364, 114195, 128759, 134205, 152260, 178940, 228390, 257518, 268410, 386277, 456780, 515036, 536820, 643795, 772554, 1287590, 1545108, 1931385, 2575180, 2961457, 3862770, 5922914, 7725540, 8884371, 11845828, 14807285, 17768742, 29614570, 35537484, 44421855, 59229140, 88843710, 177687420]

約数ペア:

[(1, 177687420), (2, 88843710), (3, 59229140), (4, 44421855), (5, 35537484), (6, 29614570), (10, 17768742), (12, 14807285), (15, 11845828), (20, 8884371), (23, 7725540), (30, 5922914), (46, 3862770), (60, 2961457), (69, 2575180), (92, 1931385), (115, 1545108), (138, 1287590), (230, 772554), (276, 643795), (331, 536820), (345, 515036), (389, 456780), (460, 386277), (662, 268410), (690, 257518), (778, 228390), (993, 178940), (1167, 152260), (1324, 134205), (1380, 128759), (1556, 114195), (1655, 107364), (1945, 91356), (1986, 89470), (2334, 76130), (3310, 53682), (3890, 45678), (3972, 44735), (4668, 38065), (4965, 35788), (5835, 30452), (6620, 26841), (7613, 23340), (7780, 22839), (8947, 19860), (9930, 17894), (11670, 15226)]