838209840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:256

約数の個数: 320

約数和(自身を含む): 2949561216

約数和(自身を除く): 2111351376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 37, 39, 40, 48, 52, 53, 60, 65, 74, 78, 80, 104, 106, 111, 120, 130, 137, 148, 156, 159, 185, 195, 208, 212, 222, 240, 260, 265, 274, 296, 312, 318, 370, 390, 411, 424, 444, 481, 520, 530, 548, 555, 592, 624, 636, 685, 689, 740, 780, 795, 822, 848, 888, 962, 1040, 1060, 1096, 1110, 1272, 1370, 1378, 1443, 1480, 1560, 1590, 1644, 1776, 1781, 1924, 1961, 2055, 2067, 2120, 2192, 2220, 2405, 2544, 2740, 2756, 2886, 2960, 3120, 3180, 3288, 3445, 3562, 3848, 3922, 4110, 4134, 4240, 4440, 4810, 5069, 5343, 5480, 5512, 5772, 5883, 6360, 6576, 6890, 7124, 7215, 7261, 7696, 7844, 8220, 8268, 8880, 8905, 9620, 9805, 10138, 10335, 10686, 10960, 11024, 11544, 11766, 12720, 13780, 14248, 14430, 14522, 15207, 15688, 16440, 16536, 17810, 19240, 19610, 20276, 20670, 21372, 21783, 23088, 23532, 25345, 25493, 26715, 27560, 28496, 28860, 29044, 29415, 30414, 31376, 32880, 33072, 35620, 36305, 38480, 39220, 40552, 41340, 42744, 43566, 47064, 50690, 50986, 53430, 55120, 57720, 58088, 58830, 60828, 65897, 71240, 72610, 76035, 76479, 78440, 81104, 82680, 85488, 87132, 94128, 94393, 101380, 101972, 106860, 108915, 115440, 116176, 117660, 121656, 127465, 131794, 142480, 145220, 152070, 152958, 156880, 165360, 174264, 188786, 197691, 202760, 203944, 213720, 217830, 235320, 243312, 254930, 263588, 268657, 283179, 290440, 304140, 305916, 329485, 348528, 377572, 382395, 395382, 405520, 407888, 427440, 435660, 470640, 471965, 509860, 527176, 537314, 566358, 580880, 608280, 611832, 658970, 755144, 764790, 790764, 805971, 871320, 943930, 988455, 1019720, 1054352, 1074628, 1132716, 1216560, 1223664, 1317940, 1343285, 1415895, 1510288, 1529580, 1581528, 1611942, 1742640, 1887860, 1976910, 2039440, 2149256, 2265432, 2635880, 2686570, 2831790, 3059160, 3163056, 3223884, 3492541, 3775720, 3953820, 4029855, 4298512, 4530864, 5271760, 5373140, 5663580, 6118320, 6447768, 6985082, 7551440, 7907640, 8059710, 10477623, 10746280, 11327160, 12895536, 13970164, 15815280, 16119420, 17462705, 20955246, 21492560, 22654320, 27940328, 32238840, 34925410, 41910492, 52388115, 55880656, 64477680, 69850820, 83820984, 104776230, 139701640, 167641968, 209552460, 279403280, 419104920, 838209840]

約数ペア:

[(1, 838209840), (2, 419104920), (3, 279403280), (4, 209552460), (5, 167641968), (6, 139701640), (8, 104776230), (10, 83820984), (12, 69850820), (13, 64477680), (15, 55880656), (16, 52388115), (20, 41910492), (24, 34925410), (26, 32238840), (30, 27940328), (37, 22654320), (39, 21492560), (40, 20955246), (48, 17462705), (52, 16119420), (53, 15815280), (60, 13970164), (65, 12895536), (74, 11327160), (78, 10746280), (80, 10477623), (104, 8059710), (106, 7907640), (111, 7551440), (120, 6985082), (130, 6447768), (137, 6118320), (148, 5663580), (156, 5373140), (159, 5271760), (185, 4530864), (195, 4298512), (208, 4029855), (212, 3953820), (222, 3775720), (240, 3492541), (260, 3223884), (265, 3163056), (274, 3059160), (296, 2831790), (312, 2686570), (318, 2635880), (370, 2265432), (390, 2149256), (411, 2039440), (424, 1976910), (444, 1887860), (481, 1742640), (520, 1611942), (530, 1581528), (548, 1529580), (555, 1510288), (592, 1415895), (624, 1343285), (636, 1317940), (685, 1223664), (689, 1216560), (740, 1132716), (780, 1074628), (795, 1054352), (822, 1019720), (848, 988455), (888, 943930), (962, 871320), (1040, 805971), (1060, 790764), (1096, 764790), (1110, 755144), (1272, 658970), (1370, 611832), (1378, 608280), (1443, 580880), (1480, 566358), (1560, 537314), (1590, 527176), (1644, 509860), (1776, 471965), (1781, 470640), (1924, 435660), (1961, 427440), (2055, 407888), (2067, 405520), (2120, 395382), (2192, 382395), (2220, 377572), (2405, 348528), (2544, 329485), (2740, 305916), (2756, 304140), (2886, 290440), (2960, 283179), (3120, 268657), (3180, 263588), (3288, 254930), (3445, 243312), (3562, 235320), (3848, 217830), (3922, 213720), (4110, 203944), (4134, 202760), (4240, 197691), (4440, 188786), (4810, 174264), (5069, 165360), (5343, 156880), (5480, 152958), (5512, 152070), (5772, 145220), (5883, 142480), (6360, 131794), (6576, 127465), (6890, 121656), (7124, 117660), (7215, 116176), (7261, 115440), (7696, 108915), (7844, 106860), (8220, 101972), (8268, 101380), (8880, 94393), (8905, 94128), (9620, 87132), (9805, 85488), (10138, 82680), (10335, 81104), (10686, 78440), (10960, 76479), (11024, 76035), (11544, 72610), (11766, 71240), (12720, 65897), (13780, 60828), (14248, 58830), (14430, 58088), (14522, 57720), (15207, 55120), (15688, 53430), (16440, 50986), (16536, 50690), (17810, 47064), (19240, 43566), (19610, 42744), (20276, 41340), (20670, 40552), (21372, 39220), (21783, 38480), (23088, 36305), (23532, 35620), (25345, 33072), (25493, 32880), (26715, 31376), (27560, 30414), (28496, 29415), (28860, 29044)]