87438780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:161

約数の個数: 288

約数和(自身を含む): 322882560

約数和(自身を除く): 235443780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 43, 44, 45, 52, 55, 60, 65, 66, 78, 79, 86, 90, 99, 110, 117, 129, 130, 132, 143, 156, 158, 165, 172, 180, 195, 198, 215, 220, 234, 237, 258, 260, 286, 316, 330, 387, 390, 395, 396, 429, 430, 468, 473, 474, 495, 516, 559, 572, 585, 645, 660, 711, 715, 774, 780, 790, 858, 860, 869, 946, 948, 990, 1027, 1118, 1170, 1185, 1287, 1290, 1419, 1422, 1430, 1548, 1580, 1677, 1716, 1738, 1892, 1935, 1980, 2054, 2145, 2236, 2340, 2365, 2370, 2574, 2580, 2607, 2795, 2838, 2844, 2860, 3081, 3354, 3397, 3476, 3555, 3870, 4108, 4257, 4290, 4345, 4730, 4740, 5031, 5135, 5148, 5214, 5590, 5676, 6149, 6162, 6435, 6708, 6794, 7095, 7110, 7740, 7821, 8385, 8514, 8580, 8690, 9243, 9460, 10062, 10191, 10270, 10428, 11180, 11297, 12298, 12324, 12870, 13035, 13588, 14190, 14220, 15405, 15642, 16770, 16985, 17028, 17380, 18447, 18486, 20124, 20382, 20540, 21285, 22594, 24596, 25155, 25740, 26070, 28380, 30573, 30745, 30810, 31284, 33540, 33891, 33970, 36894, 36972, 37367, 39105, 40764, 42570, 44161, 45188, 46215, 50310, 50955, 52140, 55341, 56485, 61146, 61490, 61620, 67782, 67940, 73788, 74734, 78210, 85140, 88322, 92235, 92430, 100620, 101673, 101910, 110682, 112101, 112970, 122292, 122980, 132483, 135564, 149468, 152865, 156420, 169455, 176644, 184470, 184860, 186835, 203346, 203820, 220805, 221364, 224202, 225940, 264966, 276705, 305730, 336303, 338910, 368940, 373670, 397449, 406692, 441610, 448404, 485771, 508365, 529932, 553410, 560505, 611460, 662415, 672606, 677820, 747340, 794898, 883220, 971542, 1016730, 1106820, 1121010, 1324830, 1345212, 1457313, 1589796, 1681515, 1943084, 1987245, 2033460, 2242020, 2428855, 2649660, 2914626, 3363030, 3974490, 4371939, 4857710, 5829252, 6726060, 7286565, 7948980, 8743878, 9715420, 14573130, 17487756, 21859695, 29146260, 43719390, 87438780]

約数ペア:

[(1, 87438780), (2, 43719390), (3, 29146260), (4, 21859695), (5, 17487756), (6, 14573130), (9, 9715420), (10, 8743878), (11, 7948980), (12, 7286565), (13, 6726060), (15, 5829252), (18, 4857710), (20, 4371939), (22, 3974490), (26, 3363030), (30, 2914626), (33, 2649660), (36, 2428855), (39, 2242020), (43, 2033460), (44, 1987245), (45, 1943084), (52, 1681515), (55, 1589796), (60, 1457313), (65, 1345212), (66, 1324830), (78, 1121010), (79, 1106820), (86, 1016730), (90, 971542), (99, 883220), (110, 794898), (117, 747340), (129, 677820), (130, 672606), (132, 662415), (143, 611460), (156, 560505), (158, 553410), (165, 529932), (172, 508365), (180, 485771), (195, 448404), (198, 441610), (215, 406692), (220, 397449), (234, 373670), (237, 368940), (258, 338910), (260, 336303), (286, 305730), (316, 276705), (330, 264966), (387, 225940), (390, 224202), (395, 221364), (396, 220805), (429, 203820), (430, 203346), (468, 186835), (473, 184860), (474, 184470), (495, 176644), (516, 169455), (559, 156420), (572, 152865), (585, 149468), (645, 135564), (660, 132483), (711, 122980), (715, 122292), (774, 112970), (780, 112101), (790, 110682), (858, 101910), (860, 101673), (869, 100620), (946, 92430), (948, 92235), (990, 88322), (1027, 85140), (1118, 78210), (1170, 74734), (1185, 73788), (1287, 67940), (1290, 67782), (1419, 61620), (1422, 61490), (1430, 61146), (1548, 56485), (1580, 55341), (1677, 52140), (1716, 50955), (1738, 50310), (1892, 46215), (1935, 45188), (1980, 44161), (2054, 42570), (2145, 40764), (2236, 39105), (2340, 37367), (2365, 36972), (2370, 36894), (2574, 33970), (2580, 33891), (2607, 33540), (2795, 31284), (2838, 30810), (2844, 30745), (2860, 30573), (3081, 28380), (3354, 26070), (3397, 25740), (3476, 25155), (3555, 24596), (3870, 22594), (4108, 21285), (4257, 20540), (4290, 20382), (4345, 20124), (4730, 18486), (4740, 18447), (5031, 17380), (5135, 17028), (5148, 16985), (5214, 16770), (5590, 15642), (5676, 15405), (6149, 14220), (6162, 14190), (6435, 13588), (6708, 13035), (6794, 12870), (7095, 12324), (7110, 12298), (7740, 11297), (7821, 11180), (8385, 10428), (8514, 10270), (8580, 10191), (8690, 10062), (9243, 9460)]