213587640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1$

素因数の和:802

約数の個数: 192

約数和(自身を含む): 800616960

約数和(自身を除く): 587029320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 131, 140, 168, 180, 210, 252, 262, 280, 315, 360, 393, 420, 504, 524, 630, 647, 655, 786, 840, 917, 1048, 1179, 1260, 1294, 1310, 1572, 1834, 1941, 1965, 2358, 2520, 2588, 2620, 2751, 3144, 3235, 3668, 3882, 3930, 4529, 4585, 4716, 5176, 5240, 5502, 5823, 5895, 6470, 7336, 7764, 7860, 8253, 9058, 9170, 9432, 9705, 11004, 11646, 11790, 12940, 13587, 13755, 15528, 15720, 16506, 18116, 18340, 19410, 22008, 22645, 23292, 23580, 25880, 27174, 27510, 29115, 33012, 36232, 36680, 38820, 40761, 41265, 45290, 46584, 47160, 54348, 55020, 58230, 66024, 67935, 77640, 81522, 82530, 84757, 90580, 108696, 110040, 116460, 135870, 163044, 165060, 169514, 181160, 203805, 232920, 254271, 271740, 326088, 330120, 339028, 407610, 423785, 508542, 543480, 593299, 678056, 762813, 815220, 847570, 1017084, 1186598, 1271355, 1525626, 1630440, 1695140, 1779897, 2034168, 2373196, 2542710, 2966495, 3051252, 3390280, 3559794, 3814065, 4746392, 5085420, 5339691, 5932990, 6102504, 7119588, 7628130, 8899485, 10170840, 10679382, 11865980, 14239176, 15256260, 17798970, 21358764, 23731960, 26698455, 30512520, 35597940, 42717528, 53396910, 71195880, 106793820, 213587640]

約数ペア:

[(1, 213587640), (2, 106793820), (3, 71195880), (4, 53396910), (5, 42717528), (6, 35597940), (7, 30512520), (8, 26698455), (9, 23731960), (10, 21358764), (12, 17798970), (14, 15256260), (15, 14239176), (18, 11865980), (20, 10679382), (21, 10170840), (24, 8899485), (28, 7628130), (30, 7119588), (35, 6102504), (36, 5932990), (40, 5339691), (42, 5085420), (45, 4746392), (56, 3814065), (60, 3559794), (63, 3390280), (70, 3051252), (72, 2966495), (84, 2542710), (90, 2373196), (105, 2034168), (120, 1779897), (126, 1695140), (131, 1630440), (140, 1525626), (168, 1271355), (180, 1186598), (210, 1017084), (252, 847570), (262, 815220), (280, 762813), (315, 678056), (360, 593299), (393, 543480), (420, 508542), (504, 423785), (524, 407610), (630, 339028), (647, 330120), (655, 326088), (786, 271740), (840, 254271), (917, 232920), (1048, 203805), (1179, 181160), (1260, 169514), (1294, 165060), (1310, 163044), (1572, 135870), (1834, 116460), (1941, 110040), (1965, 108696), (2358, 90580), (2520, 84757), (2588, 82530), (2620, 81522), (2751, 77640), (3144, 67935), (3235, 66024), (3668, 58230), (3882, 55020), (3930, 54348), (4529, 47160), (4585, 46584), (4716, 45290), (5176, 41265), (5240, 40761), (5502, 38820), (5823, 36680), (5895, 36232), (6470, 33012), (7336, 29115), (7764, 27510), (7860, 27174), (8253, 25880), (9058, 23580), (9170, 23292), (9432, 22645), (9705, 22008), (11004, 19410), (11646, 18340), (11790, 18116), (12940, 16506), (13587, 15720), (13755, 15528)]