71318520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1$

素因数の和:355

約数の個数: 288

約数和(自身を含む): 291301920

約数和(自身を除く): 219983400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 49, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 98, 104, 105, 117, 120, 126, 130, 140, 147, 156, 168, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 280, 294, 311, 312, 315, 360, 364, 390, 392, 420, 441, 455, 468, 490, 504, 520, 546, 585, 588, 622, 630, 637, 728, 735, 780, 819, 840, 882, 910, 933, 936, 980, 1092, 1170, 1176, 1244, 1260, 1274, 1365, 1470, 1555, 1560, 1638, 1764, 1820, 1866, 1911, 1960, 2177, 2184, 2205, 2340, 2488, 2520, 2548, 2730, 2799, 2940, 3110, 3185, 3276, 3528, 3640, 3732, 3822, 4043, 4095, 4354, 4410, 4665, 4680, 5096, 5460, 5598, 5733, 5880, 6220, 6370, 6531, 6552, 7464, 7644, 8086, 8190, 8708, 8820, 9330, 9555, 10885, 10920, 11196, 11466, 12129, 12440, 12740, 13062, 13995, 15239, 15288, 16172, 16380, 17416, 17640, 18660, 19110, 19593, 20215, 21770, 22392, 22932, 24258, 25480, 26124, 27990, 28301, 28665, 30478, 32344, 32655, 32760, 36387, 37320, 38220, 39186, 40430, 43540, 45717, 45864, 48516, 52248, 55980, 56602, 57330, 60645, 60956, 65310, 72774, 76195, 76440, 78372, 80860, 84903, 87080, 91434, 97032, 97965, 111960, 113204, 114660, 121290, 121912, 130620, 137151, 141505, 145548, 152390, 156744, 161720, 169806, 181935, 182868, 195930, 198107, 226408, 228585, 229320, 242580, 254709, 261240, 274302, 283010, 291096, 304780, 339612, 363870, 365736, 391860, 396214, 424515, 457170, 485160, 509418, 548604, 566020, 594321, 609560, 679224, 685755, 727740, 783720, 792428, 849030, 914340, 990535, 1018836, 1097208, 1132040, 1188642, 1273545, 1371510, 1455480, 1584856, 1698060, 1782963, 1828680, 1981070, 2037672, 2377284, 2547090, 2743020, 2971605, 3396120, 3565926, 3962140, 4754568, 5094180, 5486040, 5943210, 7131852, 7924280, 8914815, 10188360, 11886420, 14263704, 17829630, 23772840, 35659260, 71318520]

約数ペア:

[(1, 71318520), (2, 35659260), (3, 23772840), (4, 17829630), (5, 14263704), (6, 11886420), (7, 10188360), (8, 8914815), (9, 7924280), (10, 7131852), (12, 5943210), (13, 5486040), (14, 5094180), (15, 4754568), (18, 3962140), (20, 3565926), (21, 3396120), (24, 2971605), (26, 2743020), (28, 2547090), (30, 2377284), (35, 2037672), (36, 1981070), (39, 1828680), (40, 1782963), (42, 1698060), (45, 1584856), (49, 1455480), (52, 1371510), (56, 1273545), (60, 1188642), (63, 1132040), (65, 1097208), (70, 1018836), (72, 990535), (78, 914340), (84, 849030), (90, 792428), (91, 783720), (98, 727740), (104, 685755), (105, 679224), (117, 609560), (120, 594321), (126, 566020), (130, 548604), (140, 509418), (147, 485160), (156, 457170), (168, 424515), (180, 396214), (182, 391860), (195, 365736), (196, 363870), (210, 339612), (234, 304780), (245, 291096), (252, 283010), (260, 274302), (273, 261240), (280, 254709), (294, 242580), (311, 229320), (312, 228585), (315, 226408), (360, 198107), (364, 195930), (390, 182868), (392, 181935), (420, 169806), (441, 161720), (455, 156744), (468, 152390), (490, 145548), (504, 141505), (520, 137151), (546, 130620), (585, 121912), (588, 121290), (622, 114660), (630, 113204), (637, 111960), (728, 97965), (735, 97032), (780, 91434), (819, 87080), (840, 84903), (882, 80860), (910, 78372), (933, 76440), (936, 76195), (980, 72774), (1092, 65310), (1170, 60956), (1176, 60645), (1244, 57330), (1260, 56602), (1274, 55980), (1365, 52248), (1470, 48516), (1555, 45864), (1560, 45717), (1638, 43540), (1764, 40430), (1820, 39186), (1866, 38220), (1911, 37320), (1960, 36387), (2177, 32760), (2184, 32655), (2205, 32344), (2340, 30478), (2488, 28665), (2520, 28301), (2548, 27990), (2730, 26124), (2799, 25480), (2940, 24258), (3110, 22932), (3185, 22392), (3276, 21770), (3528, 20215), (3640, 19593), (3732, 19110), (3822, 18660), (4043, 17640), (4095, 17416), (4354, 16380), (4410, 16172), (4665, 15288), (4680, 15239), (5096, 13995), (5460, 13062), (5598, 12740), (5733, 12440), (5880, 12129), (6220, 11466), (6370, 11196), (6531, 10920), (6552, 10885), (7464, 9555), (7644, 9330), (8086, 8820), (8190, 8708)]