29991870

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{607}}^1$

素因数の和:687

約数の個数: 80

約数和(自身を含む): 82101888

約数和(自身を除く): 52110018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 81, 90, 122, 135, 162, 183, 270, 305, 366, 405, 549, 607, 610, 810, 915, 1098, 1214, 1647, 1821, 1830, 2745, 3035, 3294, 3642, 4941, 5463, 5490, 6070, 8235, 9105, 9882, 10926, 16389, 16470, 18210, 24705, 27315, 32778, 37027, 49167, 49410, 54630, 74054, 81945, 98334, 111081, 163890, 185135, 222162, 245835, 333243, 370270, 491670, 555405, 666486, 999729, 1110810, 1666215, 1999458, 2999187, 3332430, 4998645, 5998374, 9997290, 14995935, 29991870]

約数ペア:

[(1, 29991870), (2, 14995935), (3, 9997290), (5, 5998374), (6, 4998645), (9, 3332430), (10, 2999187), (15, 1999458), (18, 1666215), (27, 1110810), (30, 999729), (45, 666486), (54, 555405), (61, 491670), (81, 370270), (90, 333243), (122, 245835), (135, 222162), (162, 185135), (183, 163890), (270, 111081), (305, 98334), (366, 81945), (405, 74054), (549, 54630), (607, 49410), (610, 49167), (810, 37027), (915, 32778), (1098, 27315), (1214, 24705), (1647, 18210), (1821, 16470), (1830, 16389), (2745, 10926), (3035, 9882), (3294, 9105), (3642, 8235), (4941, 6070), (5463, 5490)]