388109280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^2$

素因数の和:150

約数の個数: 288

約数和(自身を含む): 1385953632

約数和(自身を除く): 997844352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 37, 39, 40, 41, 48, 52, 60, 65, 74, 78, 80, 82, 96, 104, 111, 120, 123, 130, 148, 156, 160, 164, 185, 195, 205, 208, 222, 240, 246, 260, 296, 312, 328, 370, 390, 410, 416, 444, 480, 481, 492, 520, 533, 555, 592, 615, 624, 656, 740, 780, 820, 888, 962, 984, 1040, 1066, 1110, 1184, 1230, 1248, 1312, 1443, 1480, 1517, 1560, 1599, 1640, 1681, 1776, 1924, 1968, 2080, 2132, 2220, 2405, 2460, 2665, 2886, 2960, 3034, 3120, 3198, 3280, 3362, 3552, 3848, 3936, 4264, 4440, 4551, 4810, 4920, 5043, 5330, 5772, 5920, 6068, 6240, 6396, 6560, 6724, 7215, 7585, 7696, 7995, 8405, 8528, 8880, 9102, 9620, 9840, 10086, 10660, 11544, 12136, 12792, 13448, 14430, 15170, 15392, 15990, 16810, 17056, 17760, 18204, 19240, 19680, 19721, 20172, 21320, 21853, 22755, 23088, 24272, 25215, 25584, 26896, 28860, 30340, 31980, 33620, 36408, 38480, 39442, 40344, 42640, 43706, 45510, 46176, 48544, 50430, 51168, 53792, 57720, 59163, 60680, 62197, 63960, 65559, 67240, 72816, 76960, 78884, 80688, 85280, 87412, 91020, 98605, 100860, 109265, 115440, 118326, 121360, 124394, 127920, 131118, 134480, 145632, 157768, 161376, 174824, 182040, 186591, 197210, 201720, 218530, 230880, 236652, 242720, 248788, 255840, 262236, 268960, 295815, 310985, 315536, 327795, 349648, 364080, 373182, 394420, 403440, 437060, 473304, 497576, 524472, 591630, 621970, 631072, 655590, 699296, 728160, 746364, 788840, 806880, 808561, 874120, 932955, 946608, 995152, 1048944, 1183260, 1243940, 1311180, 1492728, 1577680, 1617122, 1748240, 1865910, 1893216, 1990304, 2097888, 2366520, 2425683, 2487880, 2622360, 2985456, 3155360, 3234244, 3496480, 3731820, 4042805, 4733040, 4851366, 4975760, 5244720, 5970912, 6468488, 7463640, 8085610, 9466080, 9702732, 9951520, 10489440, 12128415, 12936976, 14927280, 16171220, 19405464, 24256830, 25873952, 29854560, 32342440, 38810928, 48513660, 64684880, 77621856, 97027320, 129369760, 194054640, 388109280]

約数ペア:

[(1, 388109280), (2, 194054640), (3, 129369760), (4, 97027320), (5, 77621856), (6, 64684880), (8, 48513660), (10, 38810928), (12, 32342440), (13, 29854560), (15, 25873952), (16, 24256830), (20, 19405464), (24, 16171220), (26, 14927280), (30, 12936976), (32, 12128415), (37, 10489440), (39, 9951520), (40, 9702732), (41, 9466080), (48, 8085610), (52, 7463640), (60, 6468488), (65, 5970912), (74, 5244720), (78, 4975760), (80, 4851366), (82, 4733040), (96, 4042805), (104, 3731820), (111, 3496480), (120, 3234244), (123, 3155360), (130, 2985456), (148, 2622360), (156, 2487880), (160, 2425683), (164, 2366520), (185, 2097888), (195, 1990304), (205, 1893216), (208, 1865910), (222, 1748240), (240, 1617122), (246, 1577680), (260, 1492728), (296, 1311180), (312, 1243940), (328, 1183260), (370, 1048944), (390, 995152), (410, 946608), (416, 932955), (444, 874120), (480, 808561), (481, 806880), (492, 788840), (520, 746364), (533, 728160), (555, 699296), (592, 655590), (615, 631072), (624, 621970), (656, 591630), (740, 524472), (780, 497576), (820, 473304), (888, 437060), (962, 403440), (984, 394420), (1040, 373182), (1066, 364080), (1110, 349648), (1184, 327795), (1230, 315536), (1248, 310985), (1312, 295815), (1443, 268960), (1480, 262236), (1517, 255840), (1560, 248788), (1599, 242720), (1640, 236652), (1681, 230880), (1776, 218530), (1924, 201720), (1968, 197210), (2080, 186591), (2132, 182040), (2220, 174824), (2405, 161376), (2460, 157768), (2665, 145632), (2886, 134480), (2960, 131118), (3034, 127920), (3120, 124394), (3198, 121360), (3280, 118326), (3362, 115440), (3552, 109265), (3848, 100860), (3936, 98605), (4264, 91020), (4440, 87412), (4551, 85280), (4810, 80688), (4920, 78884), (5043, 76960), (5330, 72816), (5772, 67240), (5920, 65559), (6068, 63960), (6240, 62197), (6396, 60680), (6560, 59163), (6724, 57720), (7215, 53792), (7585, 51168), (7696, 50430), (7995, 48544), (8405, 46176), (8528, 45510), (8880, 43706), (9102, 42640), (9620, 40344), (9840, 39442), (10086, 38480), (10660, 36408), (11544, 33620), (12136, 31980), (12792, 30340), (13448, 28860), (14430, 26896), (15170, 25584), (15392, 25215), (15990, 24272), (16810, 23088), (17056, 22755), (17760, 21853), (18204, 21320), (19240, 20172), (19680, 19721)]