16438500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:319

約数の個数: 144

約数和(自身を含む): 56045808

約数和(自身を除く): 39607308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 125, 130, 150, 156, 180, 195, 225, 234, 250, 260, 281, 300, 325, 375, 390, 450, 468, 500, 562, 585, 650, 750, 780, 843, 900, 975, 1124, 1125, 1170, 1300, 1405, 1500, 1625, 1686, 1950, 2250, 2340, 2529, 2810, 2925, 3250, 3372, 3653, 3900, 4215, 4500, 4875, 5058, 5620, 5850, 6500, 7025, 7306, 8430, 9750, 10116, 10959, 11700, 12645, 14050, 14612, 14625, 16860, 18265, 19500, 21075, 21918, 25290, 28100, 29250, 32877, 35125, 36530, 42150, 43836, 50580, 54795, 58500, 63225, 65754, 70250, 73060, 84300, 91325, 105375, 109590, 126450, 131508, 140500, 164385, 182650, 210750, 219180, 252900, 273975, 316125, 328770, 365300, 421500, 456625, 547950, 632250, 657540, 821925, 913250, 1095900, 1264500, 1369875, 1643850, 1826500, 2739750, 3287700, 4109625, 5479500, 8219250, 16438500]

約数ペア:

[(1, 16438500), (2, 8219250), (3, 5479500), (4, 4109625), (5, 3287700), (6, 2739750), (9, 1826500), (10, 1643850), (12, 1369875), (13, 1264500), (15, 1095900), (18, 913250), (20, 821925), (25, 657540), (26, 632250), (30, 547950), (36, 456625), (39, 421500), (45, 365300), (50, 328770), (52, 316125), (60, 273975), (65, 252900), (75, 219180), (78, 210750), (90, 182650), (100, 164385), (117, 140500), (125, 131508), (130, 126450), (150, 109590), (156, 105375), (180, 91325), (195, 84300), (225, 73060), (234, 70250), (250, 65754), (260, 63225), (281, 58500), (300, 54795), (325, 50580), (375, 43836), (390, 42150), (450, 36530), (468, 35125), (500, 32877), (562, 29250), (585, 28100), (650, 25290), (750, 21918), (780, 21075), (843, 19500), (900, 18265), (975, 16860), (1124, 14625), (1125, 14612), (1170, 14050), (1300, 12645), (1405, 11700), (1500, 10959), (1625, 10116), (1686, 9750), (1950, 8430), (2250, 7306), (2340, 7025), (2529, 6500), (2810, 5850), (2925, 5620), (3250, 5058), (3372, 4875), (3653, 4500), (3900, 4215)]