313990020

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^2$

素因数の和:153

約数の個数: 216

約数和(自身を含む): 1050469056

約数和(自身を除く): 736479036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 53, 54, 60, 69, 81, 90, 92, 106, 108, 115, 135, 138, 159, 162, 180, 207, 212, 230, 243, 265, 270, 276, 318, 324, 345, 405, 414, 460, 477, 486, 530, 540, 621, 636, 690, 795, 810, 828, 954, 972, 1035, 1060, 1215, 1219, 1242, 1380, 1431, 1590, 1620, 1863, 1908, 2070, 2385, 2430, 2438, 2484, 2809, 2862, 3105, 3180, 3657, 3726, 4140, 4293, 4770, 4860, 4876, 5589, 5618, 5724, 6095, 6210, 7155, 7314, 7452, 8427, 8586, 9315, 9540, 10971, 11178, 11236, 12190, 12420, 12879, 14045, 14310, 14628, 16854, 17172, 18285, 18630, 21465, 21942, 22356, 24380, 25281, 25758, 27945, 28090, 28620, 32913, 33708, 36570, 37260, 42135, 42930, 43884, 50562, 51516, 54855, 55890, 56180, 64395, 64607, 65826, 73140, 75843, 84270, 85860, 98739, 101124, 109710, 111780, 126405, 128790, 129214, 131652, 151686, 164565, 168540, 193821, 197478, 219420, 227529, 252810, 257580, 258428, 296217, 303372, 323035, 329130, 379215, 387642, 394956, 455058, 493695, 505620, 581463, 592434, 646070, 658260, 682587, 758430, 775284, 910116, 969105, 987390, 1137645, 1162926, 1184868, 1292140, 1365174, 1481085, 1516860, 1744389, 1938210, 1974780, 2275290, 2325852, 2730348, 2907315, 2962170, 3412935, 3488778, 3876420, 4550580, 5233167, 5814630, 5924340, 6825870, 6977556, 8721945, 10466334, 11629260, 13651740, 15699501, 17443890, 20932668, 26165835, 31399002, 34887780, 52331670, 62798004, 78497505, 104663340, 156995010, 313990020]

約数ペア:

[(1, 313990020), (2, 156995010), (3, 104663340), (4, 78497505), (5, 62798004), (6, 52331670), (9, 34887780), (10, 31399002), (12, 26165835), (15, 20932668), (18, 17443890), (20, 15699501), (23, 13651740), (27, 11629260), (30, 10466334), (36, 8721945), (45, 6977556), (46, 6825870), (53, 5924340), (54, 5814630), (60, 5233167), (69, 4550580), (81, 3876420), (90, 3488778), (92, 3412935), (106, 2962170), (108, 2907315), (115, 2730348), (135, 2325852), (138, 2275290), (159, 1974780), (162, 1938210), (180, 1744389), (207, 1516860), (212, 1481085), (230, 1365174), (243, 1292140), (265, 1184868), (270, 1162926), (276, 1137645), (318, 987390), (324, 969105), (345, 910116), (405, 775284), (414, 758430), (460, 682587), (477, 658260), (486, 646070), (530, 592434), (540, 581463), (621, 505620), (636, 493695), (690, 455058), (795, 394956), (810, 387642), (828, 379215), (954, 329130), (972, 323035), (1035, 303372), (1060, 296217), (1215, 258428), (1219, 257580), (1242, 252810), (1380, 227529), (1431, 219420), (1590, 197478), (1620, 193821), (1863, 168540), (1908, 164565), (2070, 151686), (2385, 131652), (2430, 129214), (2438, 128790), (2484, 126405), (2809, 111780), (2862, 109710), (3105, 101124), (3180, 98739), (3657, 85860), (3726, 84270), (4140, 75843), (4293, 73140), (4770, 65826), (4860, 64607), (4876, 64395), (5589, 56180), (5618, 55890), (5724, 54855), (6095, 51516), (6210, 50562), (7155, 43884), (7314, 42930), (7452, 42135), (8427, 37260), (8586, 36570), (9315, 33708), (9540, 32913), (10971, 28620), (11178, 28090), (11236, 27945), (12190, 25758), (12420, 25281), (12879, 24380), (14045, 22356), (14310, 21942), (14628, 21465), (16854, 18630), (17172, 18285)]