16990806840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{509}}^1\times {\mathrm{811}}^1$

素因数の和:1355

約数の個数: 256

約数和(自身を含む): 59633280000

約数和(自身を除く): 42642473160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 509, 588, 686, 735, 811, 840, 980, 1018, 1029, 1176, 1372, 1470, 1527, 1622, 1715, 1960, 2036, 2058, 2433, 2545, 2744, 2940, 3054, 3244, 3430, 3563, 4055, 4072, 4116, 4866, 5090, 5145, 5677, 5880, 6108, 6488, 6860, 7126, 7635, 8110, 8232, 9732, 10180, 10290, 10689, 11354, 12165, 12216, 13720, 14252, 15270, 16220, 17031, 17815, 19464, 20360, 20580, 21378, 22708, 24330, 24941, 28385, 28504, 30540, 32440, 34062, 35630, 39739, 41160, 42756, 45416, 48660, 49882, 53445, 56770, 61080, 68124, 71260, 74823, 79478, 85155, 85512, 97320, 99764, 106890, 113540, 119217, 124705, 136248, 142520, 149646, 158956, 170310, 174587, 198695, 199528, 213780, 227080, 238434, 249410, 278173, 299292, 317912, 340620, 349174, 374115, 397390, 412799, 427560, 476868, 498820, 523761, 556346, 596085, 598584, 681240, 698348, 748230, 794780, 825598, 834519, 872935, 953736, 997640, 1047522, 1112692, 1192170, 1238397, 1390865, 1396696, 1496460, 1589560, 1651196, 1669038, 1745870, 2063995, 2095044, 2225384, 2384340, 2476794, 2618805, 2781730, 2889593, 2992920, 3302392, 3338076, 3491740, 4127990, 4172595, 4190088, 4768680, 4953588, 5237610, 5563460, 5779186, 6191985, 6676152, 6983480, 8255980, 8345190, 8668779, 9907176, 10475220, 11126920, 11558372, 12383970, 14447965, 16511960, 16690380, 17337558, 20227151, 20950440, 23116744, 24767940, 28895930, 33380760, 34675116, 40454302, 43343895, 49535880, 57791860, 60681453, 69350232, 80908604, 86687790, 101135755, 115583720, 121362906, 141590057, 161817208, 173375580, 202271510, 242725812, 283180114, 303407265, 346751160, 404543020, 424770171, 485451624, 566360228, 606814530, 707950285, 809086040, 849540342, 1132720456, 1213629060, 1415900570, 1699080684, 2123850855, 2427258120, 2831801140, 3398161368, 4247701710, 5663602280, 8495403420, 16990806840]

約数ペア:

[(1, 16990806840), (2, 8495403420), (3, 5663602280), (4, 4247701710), (5, 3398161368), (6, 2831801140), (7, 2427258120), (8, 2123850855), (10, 1699080684), (12, 1415900570), (14, 1213629060), (15, 1132720456), (20, 849540342), (21, 809086040), (24, 707950285), (28, 606814530), (30, 566360228), (35, 485451624), (40, 424770171), (42, 404543020), (49, 346751160), (56, 303407265), (60, 283180114), (70, 242725812), (84, 202271510), (98, 173375580), (105, 161817208), (120, 141590057), (140, 121362906), (147, 115583720), (168, 101135755), (196, 86687790), (210, 80908604), (245, 69350232), (280, 60681453), (294, 57791860), (343, 49535880), (392, 43343895), (420, 40454302), (490, 34675116), (509, 33380760), (588, 28895930), (686, 24767940), (735, 23116744), (811, 20950440), (840, 20227151), (980, 17337558), (1018, 16690380), (1029, 16511960), (1176, 14447965), (1372, 12383970), (1470, 11558372), (1527, 11126920), (1622, 10475220), (1715, 9907176), (1960, 8668779), (2036, 8345190), (2058, 8255980), (2433, 6983480), (2545, 6676152), (2744, 6191985), (2940, 5779186), (3054, 5563460), (3244, 5237610), (3430, 4953588), (3563, 4768680), (4055, 4190088), (4072, 4172595), (4116, 4127990), (4866, 3491740), (5090, 3338076), (5145, 3302392), (5677, 2992920), (5880, 2889593), (6108, 2781730), (6488, 2618805), (6860, 2476794), (7126, 2384340), (7635, 2225384), (8110, 2095044), (8232, 2063995), (9732, 1745870), (10180, 1669038), (10290, 1651196), (10689, 1589560), (11354, 1496460), (12165, 1396696), (12216, 1390865), (13720, 1238397), (14252, 1192170), (15270, 1112692), (16220, 1047522), (17031, 997640), (17815, 953736), (19464, 872935), (20360, 834519), (20580, 825598), (21378, 794780), (22708, 748230), (24330, 698348), (24941, 681240), (28385, 598584), (28504, 596085), (30540, 556346), (32440, 523761), (34062, 498820), (35630, 476868), (39739, 427560), (41160, 412799), (42756, 397390), (45416, 374115), (48660, 349174), (49882, 340620), (53445, 317912), (56770, 299292), (61080, 278173), (68124, 249410), (71260, 238434), (74823, 227080), (79478, 213780), (85155, 199528), (85512, 198695), (97320, 174587), (99764, 170310), (106890, 158956), (113540, 149646), (119217, 142520), (124705, 136248)]