666465280

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:105

約数の個数: 352

約数和(自身を含む): 1980840960

約数和(自身を除く): 1314375680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 31, 32, 34, 38, 40, 52, 62, 64, 65, 68, 76, 80, 85, 95, 104, 124, 128, 130, 136, 152, 155, 160, 170, 190, 208, 221, 247, 248, 256, 260, 272, 304, 310, 320, 323, 340, 380, 403, 416, 442, 494, 496, 512, 520, 527, 544, 589, 608, 620, 640, 646, 680, 760, 806, 832, 884, 988, 992, 1024, 1040, 1054, 1088, 1105, 1178, 1216, 1235, 1240, 1280, 1292, 1360, 1520, 1612, 1615, 1664, 1768, 1976, 1984, 2015, 2080, 2108, 2176, 2210, 2356, 2432, 2470, 2480, 2560, 2584, 2635, 2720, 2945, 3040, 3224, 3230, 3328, 3536, 3952, 3968, 4030, 4160, 4199, 4216, 4352, 4420, 4712, 4864, 4940, 4960, 5120, 5168, 5270, 5440, 5890, 6080, 6448, 6460, 6656, 6851, 7072, 7657, 7904, 7936, 8060, 8320, 8398, 8432, 8704, 8840, 9424, 9728, 9880, 9920, 10013, 10336, 10540, 10880, 11780, 12160, 12896, 12920, 13312, 13702, 14144, 15314, 15808, 15872, 16120, 16640, 16796, 16864, 17408, 17680, 18848, 19456, 19760, 19840, 20026, 20672, 20995, 21080, 21760, 23560, 24320, 25792, 25840, 27404, 28288, 30628, 31616, 31744, 32240, 33280, 33592, 33728, 34255, 35360, 37696, 38285, 39520, 39680, 40052, 41344, 41990, 42160, 43520, 47120, 48640, 50065, 51584, 51680, 54808, 56576, 61256, 63232, 64480, 66560, 67184, 67456, 68510, 70720, 75392, 76570, 79040, 79360, 80104, 82688, 83980, 84320, 87040, 94240, 97280, 100130, 103168, 103360, 109616, 113152, 122512, 126464, 128960, 130169, 134368, 134912, 137020, 141440, 150784, 153140, 158080, 158720, 160208, 165376, 167960, 168640, 188480, 200260, 206336, 206720, 219232, 226304, 245024, 252928, 257920, 260338, 268736, 269824, 274040, 282880, 301568, 306280, 316160, 320416, 330752, 335920, 337280, 376960, 400520, 412672, 413440, 438464, 490048, 515840, 520676, 537472, 539648, 548080, 565760, 603136, 612560, 632320, 640832, 650845, 671840, 674560, 753920, 801040, 826880, 876928, 980096, 1031680, 1041352, 1074944, 1096160, 1131520, 1225120, 1264640, 1281664, 1301690, 1343680, 1349120, 1507840, 1602080, 1653760, 1753856, 1960192, 2063360, 2082704, 2149888, 2192320, 2450240, 2563328, 2603380, 2687360, 2698240, 3015680, 3204160, 3507712, 3920384, 4165408, 4299776, 4384640, 4900480, 5126656, 5206760, 5374720, 6408320, 7015424, 7840768, 8330816, 8769280, 9800960, 10253312, 10413520, 10749440, 12816640, 16661632, 17538560, 19601920, 20827040, 21498880, 25633280, 33323264, 35077120, 39203840, 41654080, 51266560, 66646528, 83308160, 133293056, 166616320, 333232640, 666465280]

約数ペア:

[(1, 666465280), (2, 333232640), (4, 166616320), (5, 133293056), (8, 83308160), (10, 66646528), (13, 51266560), (16, 41654080), (17, 39203840), (19, 35077120), (20, 33323264), (26, 25633280), (31, 21498880), (32, 20827040), (34, 19601920), (38, 17538560), (40, 16661632), (52, 12816640), (62, 10749440), (64, 10413520), (65, 10253312), (68, 9800960), (76, 8769280), (80, 8330816), (85, 7840768), (95, 7015424), (104, 6408320), (124, 5374720), (128, 5206760), (130, 5126656), (136, 4900480), (152, 4384640), (155, 4299776), (160, 4165408), (170, 3920384), (190, 3507712), (208, 3204160), (221, 3015680), (247, 2698240), (248, 2687360), (256, 2603380), (260, 2563328), (272, 2450240), (304, 2192320), (310, 2149888), (320, 2082704), (323, 2063360), (340, 1960192), (380, 1753856), (403, 1653760), (416, 1602080), (442, 1507840), (494, 1349120), (496, 1343680), (512, 1301690), (520, 1281664), (527, 1264640), (544, 1225120), (589, 1131520), (608, 1096160), (620, 1074944), (640, 1041352), (646, 1031680), (680, 980096), (760, 876928), (806, 826880), (832, 801040), (884, 753920), (988, 674560), (992, 671840), (1024, 650845), (1040, 640832), (1054, 632320), (1088, 612560), (1105, 603136), (1178, 565760), (1216, 548080), (1235, 539648), (1240, 537472), (1280, 520676), (1292, 515840), (1360, 490048), (1520, 438464), (1612, 413440), (1615, 412672), (1664, 400520), (1768, 376960), (1976, 337280), (1984, 335920), (2015, 330752), (2080, 320416), (2108, 316160), (2176, 306280), (2210, 301568), (2356, 282880), (2432, 274040), (2470, 269824), (2480, 268736), (2560, 260338), (2584, 257920), (2635, 252928), (2720, 245024), (2945, 226304), (3040, 219232), (3224, 206720), (3230, 206336), (3328, 200260), (3536, 188480), (3952, 168640), (3968, 167960), (4030, 165376), (4160, 160208), (4199, 158720), (4216, 158080), (4352, 153140), (4420, 150784), (4712, 141440), (4864, 137020), (4940, 134912), (4960, 134368), (5120, 130169), (5168, 128960), (5270, 126464), (5440, 122512), (5890, 113152), (6080, 109616), (6448, 103360), (6460, 103168), (6656, 100130), (6851, 97280), (7072, 94240), (7657, 87040), (7904, 84320), (7936, 83980), (8060, 82688), (8320, 80104), (8398, 79360), (8432, 79040), (8704, 76570), (8840, 75392), (9424, 70720), (9728, 68510), (9880, 67456), (9920, 67184), (10013, 66560), (10336, 64480), (10540, 63232), (10880, 61256), (11780, 56576), (12160, 54808), (12896, 51680), (12920, 51584), (13312, 50065), (13702, 48640), (14144, 47120), (15314, 43520), (15808, 42160), (15872, 41990), (16120, 41344), (16640, 40052), (16796, 39680), (16864, 39520), (17408, 38285), (17680, 37696), (18848, 35360), (19456, 34255), (19760, 33728), (19840, 33592), (20026, 33280), (20672, 32240), (20995, 31744), (21080, 31616), (21760, 30628), (23560, 28288), (24320, 27404), (25792, 25840)]