871185420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{313}}^1$

素因数の和:429

約数の個数: 216

約数和(自身を含む): 3095592864

約数和(自身を除く): 2224407444

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 313, 315, 329, 420, 423, 470, 564, 626, 630, 658, 705, 846, 939, 940, 987, 1252, 1260, 1316, 1410, 1565, 1645, 1692, 1878, 1974, 2115, 2191, 2209, 2817, 2820, 2961, 3130, 3290, 3756, 3948, 4230, 4382, 4418, 4695, 4935, 5634, 5922, 6260, 6573, 6580, 6627, 8460, 8764, 8836, 9390, 9870, 10955, 11045, 11268, 11844, 13146, 13254, 14085, 14711, 14805, 15463, 18780, 19719, 19740, 19881, 21910, 22090, 26292, 26508, 28170, 29422, 29610, 30926, 32865, 33135, 39438, 39762, 43820, 44133, 44180, 46389, 56340, 58844, 59220, 61852, 65730, 66270, 73555, 77315, 78876, 79524, 88266, 92778, 98595, 99405, 102977, 131460, 132399, 132540, 139167, 147110, 154630, 176532, 185556, 197190, 198810, 205954, 220665, 231945, 264798, 278334, 294220, 308931, 309260, 394380, 397620, 411908, 441330, 463890, 514885, 529596, 556668, 617862, 661995, 691417, 695835, 882660, 926793, 927780, 1029770, 1235724, 1323990, 1382834, 1391670, 1544655, 1853586, 2059540, 2074251, 2647980, 2765668, 2783340, 3089310, 3457085, 3707172, 4148502, 4633965, 4839919, 6178620, 6222753, 6914170, 8297004, 9267930, 9679838, 10371255, 12445506, 13828340, 14519757, 18535860, 19359676, 20742510, 24199595, 24891012, 29039514, 31113765, 41485020, 43559271, 48399190, 58079028, 62227530, 72598785, 87118542, 96798380, 124455060, 145197570, 174237084, 217796355, 290395140, 435592710, 871185420]

約数ペア:

[(1, 871185420), (2, 435592710), (3, 290395140), (4, 217796355), (5, 174237084), (6, 145197570), (7, 124455060), (9, 96798380), (10, 87118542), (12, 72598785), (14, 62227530), (15, 58079028), (18, 48399190), (20, 43559271), (21, 41485020), (28, 31113765), (30, 29039514), (35, 24891012), (36, 24199595), (42, 20742510), (45, 19359676), (47, 18535860), (60, 14519757), (63, 13828340), (70, 12445506), (84, 10371255), (90, 9679838), (94, 9267930), (105, 8297004), (126, 6914170), (140, 6222753), (141, 6178620), (180, 4839919), (188, 4633965), (210, 4148502), (235, 3707172), (252, 3457085), (282, 3089310), (313, 2783340), (315, 2765668), (329, 2647980), (420, 2074251), (423, 2059540), (470, 1853586), (564, 1544655), (626, 1391670), (630, 1382834), (658, 1323990), (705, 1235724), (846, 1029770), (939, 927780), (940, 926793), (987, 882660), (1252, 695835), (1260, 691417), (1316, 661995), (1410, 617862), (1565, 556668), (1645, 529596), (1692, 514885), (1878, 463890), (1974, 441330), (2115, 411908), (2191, 397620), (2209, 394380), (2817, 309260), (2820, 308931), (2961, 294220), (3130, 278334), (3290, 264798), (3756, 231945), (3948, 220665), (4230, 205954), (4382, 198810), (4418, 197190), (4695, 185556), (4935, 176532), (5634, 154630), (5922, 147110), (6260, 139167), (6573, 132540), (6580, 132399), (6627, 131460), (8460, 102977), (8764, 99405), (8836, 98595), (9390, 92778), (9870, 88266), (10955, 79524), (11045, 78876), (11268, 77315), (11844, 73555), (13146, 66270), (13254, 65730), (14085, 61852), (14711, 59220), (14805, 58844), (15463, 56340), (18780, 46389), (19719, 44180), (19740, 44133), (19881, 43820), (21910, 39762), (22090, 39438), (26292, 33135), (26508, 32865), (28170, 30926), (29422, 29610)]