81347160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11113}}^1$

素因数の和:11188

約数の個数: 64

約数和(自身を含む): 248064480

約数和(自身を除く): 166717320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 11113, 22226, 33339, 44452, 55565, 66678, 88904, 111130, 133356, 166695, 222260, 266712, 333390, 444520, 666780, 677893, 1333560, 1355786, 2033679, 2711572, 3389465, 4067358, 5423144, 6778930, 8134716, 10168395, 13557860, 16269432, 20336790, 27115720, 40673580, 81347160]

約数ペア:

[(1, 81347160), (2, 40673580), (3, 27115720), (4, 20336790), (5, 16269432), (6, 13557860), (8, 10168395), (10, 8134716), (12, 6778930), (15, 5423144), (20, 4067358), (24, 3389465), (30, 2711572), (40, 2033679), (60, 1355786), (61, 1333560), (120, 677893), (122, 666780), (183, 444520), (244, 333390), (305, 266712), (366, 222260), (488, 166695), (610, 133356), (732, 111130), (915, 88904), (1220, 66678), (1464, 55565), (1830, 44452), (2440, 33339), (3660, 22226), (7320, 11113)]