31503560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{283}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 81587520

約数和(自身を除く): 50083960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 121, 184, 220, 230, 242, 253, 283, 440, 460, 484, 506, 566, 605, 920, 968, 1012, 1132, 1210, 1265, 1415, 2024, 2264, 2420, 2530, 2783, 2830, 3113, 4840, 5060, 5566, 5660, 6226, 6509, 10120, 11132, 11320, 12452, 13018, 13915, 15565, 22264, 24904, 26036, 27830, 31130, 32545, 34243, 52072, 55660, 62260, 65090, 68486, 71599, 111320, 124520, 130180, 136972, 143198, 171215, 260360, 273944, 286396, 342430, 357995, 572792, 684860, 715990, 787589, 1369720, 1431980, 1575178, 2863960, 3150356, 3937945, 6300712, 7875890, 15751780, 31503560]

約数ペア:

[(1, 31503560), (2, 15751780), (4, 7875890), (5, 6300712), (8, 3937945), (10, 3150356), (11, 2863960), (20, 1575178), (22, 1431980), (23, 1369720), (40, 787589), (44, 715990), (46, 684860), (55, 572792), (88, 357995), (92, 342430), (110, 286396), (115, 273944), (121, 260360), (184, 171215), (220, 143198), (230, 136972), (242, 130180), (253, 124520), (283, 111320), (440, 71599), (460, 68486), (484, 65090), (506, 62260), (566, 55660), (605, 52072), (920, 34243), (968, 32545), (1012, 31130), (1132, 27830), (1210, 26036), (1265, 24904), (1415, 22264), (2024, 15565), (2264, 13915), (2420, 13018), (2530, 12452), (2783, 11320), (2830, 11132), (3113, 10120), (4840, 6509), (5060, 6226), (5566, 5660)]