2111392640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:741

約数の個数: 256

約数和(自身を含む): 6223011840

約数和(自身を除く): 4111619200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 56, 62, 64, 70, 80, 92, 112, 115, 124, 128, 140, 155, 160, 161, 184, 217, 224, 230, 248, 280, 310, 320, 322, 368, 434, 448, 460, 496, 560, 620, 640, 644, 661, 713, 736, 805, 868, 896, 920, 992, 1085, 1120, 1240, 1288, 1322, 1426, 1472, 1610, 1736, 1840, 1984, 2170, 2240, 2480, 2576, 2644, 2852, 2944, 3220, 3305, 3472, 3565, 3680, 3968, 4340, 4480, 4627, 4960, 4991, 5152, 5288, 5704, 6440, 6610, 6944, 7130, 7360, 8680, 9254, 9920, 9982, 10304, 10576, 11408, 12880, 13220, 13888, 14260, 14720, 15203, 17360, 18508, 19840, 19964, 20491, 20608, 21152, 22816, 23135, 24955, 25760, 26440, 27776, 28520, 30406, 34720, 37016, 39928, 40982, 42304, 45632, 46270, 49910, 51520, 52880, 57040, 60812, 69440, 74032, 76015, 79856, 81964, 84608, 91264, 92540, 99820, 102455, 103040, 105760, 106421, 114080, 121624, 138880, 143437, 148064, 152030, 159712, 163928, 185080, 199640, 204910, 211520, 212842, 228160, 243248, 286874, 296128, 304060, 319424, 327856, 370160, 399280, 409820, 423040, 425684, 456320, 471293, 486496, 532105, 573748, 592256, 608120, 638848, 655712, 717185, 740320, 798560, 819640, 851368, 942586, 972992, 1064210, 1147496, 1216240, 1311424, 1434370, 1480640, 1597120, 1639280, 1702736, 1885172, 1945984, 2128420, 2294992, 2356465, 2432480, 2622848, 2868740, 2961280, 3194240, 3278560, 3299051, 3405472, 3770344, 4256840, 4589984, 4712930, 4864960, 5737480, 6557120, 6598102, 6810944, 7540688, 8513680, 9179968, 9425860, 9729920, 11474960, 13114240, 13196204, 13621888, 15081376, 16495255, 17027360, 18359936, 18851720, 22949920, 26392408, 30162752, 32990510, 34054720, 37703440, 45899840, 52784816, 60325504, 65981020, 68109440, 75406880, 91799680, 105569632, 131962040, 150813760, 211139264, 263924080, 301627520, 422278528, 527848160, 1055696320, 2111392640]

約数ペア:

[(1, 2111392640), (2, 1055696320), (4, 527848160), (5, 422278528), (7, 301627520), (8, 263924080), (10, 211139264), (14, 150813760), (16, 131962040), (20, 105569632), (23, 91799680), (28, 75406880), (31, 68109440), (32, 65981020), (35, 60325504), (40, 52784816), (46, 45899840), (56, 37703440), (62, 34054720), (64, 32990510), (70, 30162752), (80, 26392408), (92, 22949920), (112, 18851720), (115, 18359936), (124, 17027360), (128, 16495255), (140, 15081376), (155, 13621888), (160, 13196204), (161, 13114240), (184, 11474960), (217, 9729920), (224, 9425860), (230, 9179968), (248, 8513680), (280, 7540688), (310, 6810944), (320, 6598102), (322, 6557120), (368, 5737480), (434, 4864960), (448, 4712930), (460, 4589984), (496, 4256840), (560, 3770344), (620, 3405472), (640, 3299051), (644, 3278560), (661, 3194240), (713, 2961280), (736, 2868740), (805, 2622848), (868, 2432480), (896, 2356465), (920, 2294992), (992, 2128420), (1085, 1945984), (1120, 1885172), (1240, 1702736), (1288, 1639280), (1322, 1597120), (1426, 1480640), (1472, 1434370), (1610, 1311424), (1736, 1216240), (1840, 1147496), (1984, 1064210), (2170, 972992), (2240, 942586), (2480, 851368), (2576, 819640), (2644, 798560), (2852, 740320), (2944, 717185), (3220, 655712), (3305, 638848), (3472, 608120), (3565, 592256), (3680, 573748), (3968, 532105), (4340, 486496), (4480, 471293), (4627, 456320), (4960, 425684), (4991, 423040), (5152, 409820), (5288, 399280), (5704, 370160), (6440, 327856), (6610, 319424), (6944, 304060), (7130, 296128), (7360, 286874), (8680, 243248), (9254, 228160), (9920, 212842), (9982, 211520), (10304, 204910), (10576, 199640), (11408, 185080), (12880, 163928), (13220, 159712), (13888, 152030), (14260, 148064), (14720, 143437), (15203, 138880), (17360, 121624), (18508, 114080), (19840, 106421), (19964, 105760), (20491, 103040), (20608, 102455), (21152, 99820), (22816, 92540), (23135, 91264), (24955, 84608), (25760, 81964), (26440, 79856), (27776, 76015), (28520, 74032), (30406, 69440), (34720, 60812), (37016, 57040), (39928, 52880), (40982, 51520), (42304, 49910), (45632, 46270)]