66509880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{941}}^1$

素因数の和:1005

約数の個数: 128

約数和(自身を含む): 217036800

約数和(自身を除く): 150526920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 372, 380, 456, 465, 570, 589, 620, 744, 760, 930, 941, 1140, 1178, 1240, 1767, 1860, 1882, 2280, 2356, 2823, 2945, 3534, 3720, 3764, 4705, 4712, 5646, 5890, 7068, 7528, 8835, 9410, 11292, 11780, 14115, 14136, 17670, 17879, 18820, 22584, 23560, 28230, 29171, 35340, 35758, 37640, 53637, 56460, 58342, 70680, 71516, 87513, 89395, 107274, 112920, 116684, 143032, 145855, 175026, 178790, 214548, 233368, 268185, 291710, 350052, 357580, 429096, 437565, 536370, 554249, 583420, 700104, 715160, 875130, 1072740, 1108498, 1166840, 1662747, 1750260, 2145480, 2216996, 2771245, 3325494, 3500520, 4433992, 5542490, 6650988, 8313735, 11084980, 13301976, 16627470, 22169960, 33254940, 66509880]

約数ペア:

[(1, 66509880), (2, 33254940), (3, 22169960), (4, 16627470), (5, 13301976), (6, 11084980), (8, 8313735), (10, 6650988), (12, 5542490), (15, 4433992), (19, 3500520), (20, 3325494), (24, 2771245), (30, 2216996), (31, 2145480), (38, 1750260), (40, 1662747), (57, 1166840), (60, 1108498), (62, 1072740), (76, 875130), (93, 715160), (95, 700104), (114, 583420), (120, 554249), (124, 536370), (152, 437565), (155, 429096), (186, 357580), (190, 350052), (228, 291710), (248, 268185), (285, 233368), (310, 214548), (372, 178790), (380, 175026), (456, 145855), (465, 143032), (570, 116684), (589, 112920), (620, 107274), (744, 89395), (760, 87513), (930, 71516), (941, 70680), (1140, 58342), (1178, 56460), (1240, 53637), (1767, 37640), (1860, 35758), (1882, 35340), (2280, 29171), (2356, 28230), (2823, 23560), (2945, 22584), (3534, 18820), (3720, 17879), (3764, 17670), (4705, 14136), (4712, 14115), (5646, 11780), (5890, 11292), (7068, 9410), (7528, 8835)]