71645580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6983}}^1$

素因数の和:7020

約数の個数: 96

約数和(自身を含む): 234662400

約数和(自身を除く): 163016820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 5130, 6983, 10260, 13966, 20949, 27932, 34915, 41898, 62847, 69830, 83796, 104745, 125694, 132677, 139660, 188541, 209490, 251388, 265354, 314235, 377082, 398031, 418980, 530708, 628470, 663385, 754164, 796062, 942705, 1194093, 1256940, 1326770, 1592124, 1885410, 1990155, 2388186, 2653540, 3582279, 3770820, 3980310, 4776372, 5970465, 7164558, 7960620, 11940930, 14329116, 17911395, 23881860, 35822790, 71645580]

約数ペア:

[(1, 71645580), (2, 35822790), (3, 23881860), (4, 17911395), (5, 14329116), (6, 11940930), (9, 7960620), (10, 7164558), (12, 5970465), (15, 4776372), (18, 3980310), (19, 3770820), (20, 3582279), (27, 2653540), (30, 2388186), (36, 1990155), (38, 1885410), (45, 1592124), (54, 1326770), (57, 1256940), (60, 1194093), (76, 942705), (90, 796062), (95, 754164), (108, 663385), (114, 628470), (135, 530708), (171, 418980), (180, 398031), (190, 377082), (228, 314235), (270, 265354), (285, 251388), (342, 209490), (380, 188541), (513, 139660), (540, 132677), (570, 125694), (684, 104745), (855, 83796), (1026, 69830), (1140, 62847), (1710, 41898), (2052, 34915), (2565, 27932), (3420, 20949), (5130, 13966), (6983, 10260)]