61781130

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{857}}^1$

素因数の和:965

約数の個数: 80

約数和(自身を含む): 168185160

約数和(自身を除く): 106404030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 89, 90, 135, 162, 178, 267, 270, 405, 445, 534, 801, 810, 857, 890, 1335, 1602, 1714, 2403, 2571, 2670, 4005, 4285, 4806, 5142, 7209, 7713, 8010, 8570, 12015, 12855, 14418, 15426, 23139, 24030, 25710, 36045, 38565, 46278, 69417, 72090, 76273, 77130, 115695, 138834, 152546, 228819, 231390, 347085, 381365, 457638, 686457, 694170, 762730, 1144095, 1372914, 2059371, 2288190, 3432285, 4118742, 6178113, 6864570, 10296855, 12356226, 20593710, 30890565, 61781130]

約数ペア:

[(1, 61781130), (2, 30890565), (3, 20593710), (5, 12356226), (6, 10296855), (9, 6864570), (10, 6178113), (15, 4118742), (18, 3432285), (27, 2288190), (30, 2059371), (45, 1372914), (54, 1144095), (81, 762730), (89, 694170), (90, 686457), (135, 457638), (162, 381365), (178, 347085), (267, 231390), (270, 228819), (405, 152546), (445, 138834), (534, 115695), (801, 77130), (810, 76273), (857, 72090), (890, 69417), (1335, 46278), (1602, 38565), (1714, 36045), (2403, 25710), (2571, 24030), (2670, 23139), (4005, 15426), (4285, 14418), (4806, 12855), (5142, 12015), (7209, 8570), (7713, 8010)]