87218520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:297

約数の個数: 128

約数和(自身を含む): 270950400

約数和(自身を除く): 183731880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 97, 118, 120, 127, 177, 194, 236, 254, 291, 295, 354, 381, 388, 472, 485, 508, 582, 590, 635, 708, 762, 776, 885, 970, 1016, 1164, 1180, 1270, 1416, 1455, 1524, 1770, 1905, 1940, 2328, 2360, 2540, 2910, 3048, 3540, 3810, 3880, 5080, 5723, 5820, 7080, 7493, 7620, 11446, 11640, 12319, 14986, 15240, 17169, 22479, 22892, 24638, 28615, 29972, 34338, 36957, 37465, 44958, 45784, 49276, 57230, 59944, 61595, 68676, 73914, 74930, 85845, 89916, 98552, 112395, 114460, 123190, 137352, 147828, 149860, 171690, 179832, 184785, 224790, 228920, 246380, 295656, 299720, 343380, 369570, 449580, 492760, 686760, 726821, 739140, 899160, 1453642, 1478280, 2180463, 2907284, 3634105, 4360926, 5814568, 7268210, 8721852, 10902315, 14536420, 17443704, 21804630, 29072840, 43609260, 87218520]

約数ペア:

[(1, 87218520), (2, 43609260), (3, 29072840), (4, 21804630), (5, 17443704), (6, 14536420), (8, 10902315), (10, 8721852), (12, 7268210), (15, 5814568), (20, 4360926), (24, 3634105), (30, 2907284), (40, 2180463), (59, 1478280), (60, 1453642), (97, 899160), (118, 739140), (120, 726821), (127, 686760), (177, 492760), (194, 449580), (236, 369570), (254, 343380), (291, 299720), (295, 295656), (354, 246380), (381, 228920), (388, 224790), (472, 184785), (485, 179832), (508, 171690), (582, 149860), (590, 147828), (635, 137352), (708, 123190), (762, 114460), (776, 112395), (885, 98552), (970, 89916), (1016, 85845), (1164, 74930), (1180, 73914), (1270, 68676), (1416, 61595), (1455, 59944), (1524, 57230), (1770, 49276), (1905, 45784), (1940, 44958), (2328, 37465), (2360, 36957), (2540, 34338), (2910, 29972), (3048, 28615), (3540, 24638), (3810, 22892), (3880, 22479), (5080, 17169), (5723, 15240), (5820, 14986), (7080, 12319), (7493, 11640), (7620, 11446)]