172170180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:515

約数の個数: 288

約数和(自身を含む): 672182784

約数和(自身を除く): 500012604

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 23, 26, 28, 30, 35, 36, 39, 42, 45, 46, 52, 60, 63, 65, 69, 70, 78, 84, 90, 91, 92, 105, 115, 117, 126, 130, 138, 140, 156, 161, 180, 182, 195, 207, 210, 230, 234, 252, 260, 273, 276, 299, 315, 322, 345, 364, 390, 414, 420, 455, 457, 460, 468, 483, 546, 585, 598, 630, 644, 690, 780, 805, 819, 828, 897, 910, 914, 966, 1035, 1092, 1170, 1196, 1260, 1365, 1371, 1380, 1449, 1495, 1610, 1638, 1794, 1820, 1828, 1932, 2070, 2093, 2285, 2340, 2415, 2691, 2730, 2742, 2898, 2990, 3199, 3220, 3276, 3588, 4095, 4113, 4140, 4186, 4485, 4570, 4830, 5382, 5460, 5484, 5796, 5941, 5980, 6279, 6398, 6855, 7245, 8190, 8226, 8372, 8970, 9140, 9597, 9660, 10465, 10511, 10764, 11882, 12558, 12796, 13455, 13710, 14490, 15995, 16380, 16452, 17823, 17940, 18837, 19194, 20565, 20930, 21022, 23764, 25116, 26910, 27420, 28791, 28980, 29705, 31395, 31533, 31990, 35646, 37674, 38388, 41130, 41587, 41860, 42044, 47985, 52555, 53469, 53820, 57582, 59410, 62790, 63066, 63980, 71292, 73577, 75348, 82260, 83174, 89115, 94185, 94599, 95970, 105110, 106938, 115164, 118820, 124761, 125580, 126132, 136643, 143955, 147154, 157665, 166348, 178230, 188370, 189198, 191940, 207935, 210220, 213876, 220731, 249522, 267345, 273286, 287910, 294308, 315330, 356460, 367885, 374283, 376740, 378396, 409929, 415870, 441462, 472995, 499044, 534690, 546572, 575820, 623805, 630660, 662193, 683215, 735770, 748566, 819858, 831740, 882924, 945990, 956501, 1069380, 1103655, 1229787, 1247610, 1324386, 1366430, 1471540, 1497132, 1639716, 1871415, 1891980, 1913002, 2049645, 2207310, 2459574, 2495220, 2648772, 2732860, 2869503, 3310965, 3742830, 3826004, 4099290, 4414620, 4782505, 4919148, 5739006, 6148935, 6621930, 7485660, 8198580, 8608509, 9565010, 11478012, 12297870, 13243860, 14347515, 17217018, 19130020, 24595740, 28695030, 34434036, 43042545, 57390060, 86085090, 172170180]

約数ペア:

[(1, 172170180), (2, 86085090), (3, 57390060), (4, 43042545), (5, 34434036), (6, 28695030), (7, 24595740), (9, 19130020), (10, 17217018), (12, 14347515), (13, 13243860), (14, 12297870), (15, 11478012), (18, 9565010), (20, 8608509), (21, 8198580), (23, 7485660), (26, 6621930), (28, 6148935), (30, 5739006), (35, 4919148), (36, 4782505), (39, 4414620), (42, 4099290), (45, 3826004), (46, 3742830), (52, 3310965), (60, 2869503), (63, 2732860), (65, 2648772), (69, 2495220), (70, 2459574), (78, 2207310), (84, 2049645), (90, 1913002), (91, 1891980), (92, 1871415), (105, 1639716), (115, 1497132), (117, 1471540), (126, 1366430), (130, 1324386), (138, 1247610), (140, 1229787), (156, 1103655), (161, 1069380), (180, 956501), (182, 945990), (195, 882924), (207, 831740), (210, 819858), (230, 748566), (234, 735770), (252, 683215), (260, 662193), (273, 630660), (276, 623805), (299, 575820), (315, 546572), (322, 534690), (345, 499044), (364, 472995), (390, 441462), (414, 415870), (420, 409929), (455, 378396), (457, 376740), (460, 374283), (468, 367885), (483, 356460), (546, 315330), (585, 294308), (598, 287910), (630, 273286), (644, 267345), (690, 249522), (780, 220731), (805, 213876), (819, 210220), (828, 207935), (897, 191940), (910, 189198), (914, 188370), (966, 178230), (1035, 166348), (1092, 157665), (1170, 147154), (1196, 143955), (1260, 136643), (1365, 126132), (1371, 125580), (1380, 124761), (1449, 118820), (1495, 115164), (1610, 106938), (1638, 105110), (1794, 95970), (1820, 94599), (1828, 94185), (1932, 89115), (2070, 83174), (2093, 82260), (2285, 75348), (2340, 73577), (2415, 71292), (2691, 63980), (2730, 63066), (2742, 62790), (2898, 59410), (2990, 57582), (3199, 53820), (3220, 53469), (3276, 52555), (3588, 47985), (4095, 42044), (4113, 41860), (4140, 41587), (4186, 41130), (4485, 38388), (4570, 37674), (4830, 35646), (5382, 31990), (5460, 31533), (5484, 31395), (5796, 29705), (5941, 28980), (5980, 28791), (6279, 27420), (6398, 26910), (6855, 25116), (7245, 23764), (8190, 21022), (8226, 20930), (8372, 20565), (8970, 19194), (9140, 18837), (9597, 17940), (9660, 17823), (10465, 16452), (10511, 16380), (10764, 15995), (11882, 14490), (12558, 13710), (12796, 13455)]