80784540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1061}}^1$

素因数の和:1129

約数の個数: 120

約数和(自身を含む): 259060032

約数和(自身を除く): 178275492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 81, 90, 94, 108, 135, 141, 162, 180, 188, 235, 270, 282, 324, 405, 423, 470, 540, 564, 705, 810, 846, 940, 1061, 1269, 1410, 1620, 1692, 2115, 2122, 2538, 2820, 3183, 3807, 4230, 4244, 5076, 5305, 6345, 6366, 7614, 8460, 9549, 10610, 12690, 12732, 15228, 15915, 19035, 19098, 21220, 25380, 28647, 31830, 38070, 38196, 47745, 49867, 57294, 63660, 76140, 85941, 95490, 99734, 114588, 143235, 149601, 171882, 190980, 199468, 249335, 286470, 299202, 343764, 429705, 448803, 498670, 572940, 598404, 748005, 859410, 897606, 997340, 1346409, 1496010, 1718820, 1795212, 2244015, 2692818, 2992020, 4039227, 4488030, 5385636, 6732045, 8078454, 8976060, 13464090, 16156908, 20196135, 26928180, 40392270, 80784540]

約数ペア:

[(1, 80784540), (2, 40392270), (3, 26928180), (4, 20196135), (5, 16156908), (6, 13464090), (9, 8976060), (10, 8078454), (12, 6732045), (15, 5385636), (18, 4488030), (20, 4039227), (27, 2992020), (30, 2692818), (36, 2244015), (45, 1795212), (47, 1718820), (54, 1496010), (60, 1346409), (81, 997340), (90, 897606), (94, 859410), (108, 748005), (135, 598404), (141, 572940), (162, 498670), (180, 448803), (188, 429705), (235, 343764), (270, 299202), (282, 286470), (324, 249335), (405, 199468), (423, 190980), (470, 171882), (540, 149601), (564, 143235), (705, 114588), (810, 99734), (846, 95490), (940, 85941), (1061, 76140), (1269, 63660), (1410, 57294), (1620, 49867), (1692, 47745), (2115, 38196), (2122, 38070), (2538, 31830), (2820, 28647), (3183, 25380), (3807, 21220), (4230, 19098), (4244, 19035), (5076, 15915), (5305, 15228), (6345, 12732), (6366, 12690), (7614, 10610), (8460, 9549)]