399358503840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{521}}^1\times {\mathrm{5683}}^1$

素因数の和:6503

約数の個数: 192

約数和(自身を含む): 1265101794432

約数和(自身を除く): 865743290592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 281, 480, 521, 562, 843, 1042, 1124, 1405, 1563, 1686, 2084, 2248, 2605, 2810, 3126, 3372, 4168, 4215, 4496, 5210, 5620, 5683, 6252, 6744, 7815, 8336, 8430, 8992, 10420, 11240, 11366, 12504, 13488, 15630, 16672, 16860, 17049, 20840, 22480, 22732, 25008, 26976, 28415, 31260, 33720, 34098, 41680, 44960, 45464, 50016, 56830, 62520, 67440, 68196, 83360, 85245, 90928, 113660, 125040, 134880, 136392, 146401, 170490, 181856, 227320, 250080, 272784, 292802, 340980, 439203, 454640, 545568, 585604, 681960, 732005, 878406, 909280, 1171208, 1363920, 1464010, 1596923, 1756812, 2196015, 2342416, 2727840, 2928020, 2960843, 3193846, 3513624, 4392030, 4684832, 4790769, 5856040, 5921686, 6387692, 7027248, 7984615, 8784060, 8882529, 9581538, 11712080, 11843372, 12775384, 14054496, 14804215, 15969230, 17568120, 17765058, 19163076, 23424160, 23686744, 23953845, 25550768, 29608430, 31938460, 35136240, 35530116, 38326152, 44412645, 47373488, 47907690, 51101536, 59216860, 63876920, 70272480, 71060232, 76652304, 88825290, 94746976, 95815380, 118433720, 127753840, 142120464, 153304608, 177650580, 191630760, 236867440, 255507680, 284240928, 355301160, 383261520, 473734880, 710602320, 766523040, 831996883, 1421204640, 1663993766, 2495990649, 3327987532, 4159984415, 4991981298, 6655975064, 8319968830, 9983962596, 12479953245, 13311950128, 16639937660, 19967925192, 24959906490, 26623900256, 33279875320, 39935850384, 49919812980, 66559750640, 79871700768, 99839625960, 133119501280, 199679251920, 399358503840]

約数ペア:

[(1, 399358503840), (2, 199679251920), (3, 133119501280), (4, 99839625960), (5, 79871700768), (6, 66559750640), (8, 49919812980), (10, 39935850384), (12, 33279875320), (15, 26623900256), (16, 24959906490), (20, 19967925192), (24, 16639937660), (30, 13311950128), (32, 12479953245), (40, 9983962596), (48, 8319968830), (60, 6655975064), (80, 4991981298), (96, 4159984415), (120, 3327987532), (160, 2495990649), (240, 1663993766), (281, 1421204640), (480, 831996883), (521, 766523040), (562, 710602320), (843, 473734880), (1042, 383261520), (1124, 355301160), (1405, 284240928), (1563, 255507680), (1686, 236867440), (2084, 191630760), (2248, 177650580), (2605, 153304608), (2810, 142120464), (3126, 127753840), (3372, 118433720), (4168, 95815380), (4215, 94746976), (4496, 88825290), (5210, 76652304), (5620, 71060232), (5683, 70272480), (6252, 63876920), (6744, 59216860), (7815, 51101536), (8336, 47907690), (8430, 47373488), (8992, 44412645), (10420, 38326152), (11240, 35530116), (11366, 35136240), (12504, 31938460), (13488, 29608430), (15630, 25550768), (16672, 23953845), (16860, 23686744), (17049, 23424160), (20840, 19163076), (22480, 17765058), (22732, 17568120), (25008, 15969230), (26976, 14804215), (28415, 14054496), (31260, 12775384), (33720, 11843372), (34098, 11712080), (41680, 9581538), (44960, 8882529), (45464, 8784060), (50016, 7984615), (56830, 7027248), (62520, 6387692), (67440, 5921686), (68196, 5856040), (83360, 4790769), (85245, 4684832), (90928, 4392030), (113660, 3513624), (125040, 3193846), (134880, 2960843), (136392, 2928020), (146401, 2727840), (170490, 2342416), (181856, 2196015), (227320, 1756812), (250080, 1596923), (272784, 1464010), (292802, 1363920), (340980, 1171208), (439203, 909280), (454640, 878406), (545568, 732005), (585604, 681960)]