840887320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:282

約数の個数: 256

約数和(自身を含む): 2508226560

約数和(自身を除く): 1667339240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 85, 91, 104, 107, 119, 127, 130, 136, 140, 170, 182, 214, 221, 238, 254, 260, 280, 340, 364, 428, 442, 455, 476, 508, 520, 535, 595, 635, 680, 728, 749, 856, 884, 889, 910, 952, 1016, 1070, 1105, 1190, 1270, 1391, 1498, 1547, 1651, 1768, 1778, 1819, 1820, 2140, 2159, 2210, 2380, 2540, 2782, 2996, 3094, 3302, 3556, 3638, 3640, 3745, 4280, 4318, 4420, 4445, 4760, 5080, 5564, 5992, 6188, 6604, 6955, 7112, 7276, 7490, 7735, 8255, 8636, 8840, 8890, 9095, 9737, 10795, 11128, 11557, 12376, 12733, 13208, 13589, 13910, 14552, 14980, 15113, 15470, 16510, 17272, 17780, 18190, 19474, 21590, 23114, 23647, 25466, 27178, 27820, 28067, 29960, 30226, 30940, 33020, 35560, 36380, 38948, 43180, 46228, 47294, 48685, 50932, 54356, 55640, 56134, 57785, 60452, 61880, 63665, 66040, 67945, 72760, 75565, 77896, 86360, 92456, 94588, 95123, 97370, 101864, 108712, 112268, 115570, 118235, 120904, 127330, 135890, 140335, 151130, 165529, 176657, 189176, 190246, 194740, 196469, 224536, 231013, 231140, 236470, 254660, 271780, 280670, 302260, 331058, 353314, 380492, 389480, 392938, 462026, 462280, 472940, 475615, 509320, 543560, 561340, 604520, 662116, 706628, 760984, 785876, 827645, 883285, 924052, 945880, 951230, 982345, 1122680, 1155065, 1236599, 1324232, 1413256, 1571752, 1617091, 1655290, 1766570, 1848104, 1902460, 1964690, 2310130, 2473198, 3003169, 3234182, 3310580, 3533140, 3804920, 3929380, 4620260, 4946396, 6006338, 6182995, 6468364, 6621160, 7066280, 7858760, 8085455, 9240520, 9892792, 12012676, 12365990, 12936728, 15015845, 16170910, 21022183, 24025352, 24731980, 30031690, 32341820, 42044366, 49463960, 60063380, 64683640, 84088732, 105110915, 120126760, 168177464, 210221830, 420443660, 840887320]

約数ペア:

[(1, 840887320), (2, 420443660), (4, 210221830), (5, 168177464), (7, 120126760), (8, 105110915), (10, 84088732), (13, 64683640), (14, 60063380), (17, 49463960), (20, 42044366), (26, 32341820), (28, 30031690), (34, 24731980), (35, 24025352), (40, 21022183), (52, 16170910), (56, 15015845), (65, 12936728), (68, 12365990), (70, 12012676), (85, 9892792), (91, 9240520), (104, 8085455), (107, 7858760), (119, 7066280), (127, 6621160), (130, 6468364), (136, 6182995), (140, 6006338), (170, 4946396), (182, 4620260), (214, 3929380), (221, 3804920), (238, 3533140), (254, 3310580), (260, 3234182), (280, 3003169), (340, 2473198), (364, 2310130), (428, 1964690), (442, 1902460), (455, 1848104), (476, 1766570), (508, 1655290), (520, 1617091), (535, 1571752), (595, 1413256), (635, 1324232), (680, 1236599), (728, 1155065), (749, 1122680), (856, 982345), (884, 951230), (889, 945880), (910, 924052), (952, 883285), (1016, 827645), (1070, 785876), (1105, 760984), (1190, 706628), (1270, 662116), (1391, 604520), (1498, 561340), (1547, 543560), (1651, 509320), (1768, 475615), (1778, 472940), (1819, 462280), (1820, 462026), (2140, 392938), (2159, 389480), (2210, 380492), (2380, 353314), (2540, 331058), (2782, 302260), (2996, 280670), (3094, 271780), (3302, 254660), (3556, 236470), (3638, 231140), (3640, 231013), (3745, 224536), (4280, 196469), (4318, 194740), (4420, 190246), (4445, 189176), (4760, 176657), (5080, 165529), (5564, 151130), (5992, 140335), (6188, 135890), (6604, 127330), (6955, 120904), (7112, 118235), (7276, 115570), (7490, 112268), (7735, 108712), (8255, 101864), (8636, 97370), (8840, 95123), (8890, 94588), (9095, 92456), (9737, 86360), (10795, 77896), (11128, 75565), (11557, 72760), (12376, 67945), (12733, 66040), (13208, 63665), (13589, 61880), (13910, 60452), (14552, 57785), (14980, 56134), (15113, 55640), (15470, 54356), (16510, 50932), (17272, 48685), (17780, 47294), (18190, 46228), (19474, 43180), (21590, 38948), (23114, 36380), (23647, 35560), (25466, 33020), (27178, 30940), (27820, 30226), (28067, 29960)]