20765365740

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8597}}^1$

素因数の和:8699

約数の個数: 288

約数和(自身を含む): 75713025024

約数和(自身を除く): 54947659284

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 71, 81, 84, 90, 105, 108, 126, 135, 140, 142, 162, 180, 189, 210, 213, 243, 252, 270, 284, 315, 324, 355, 378, 405, 420, 426, 486, 497, 540, 567, 630, 639, 710, 756, 810, 852, 945, 972, 994, 1065, 1134, 1215, 1260, 1278, 1420, 1491, 1620, 1701, 1890, 1917, 1988, 2130, 2268, 2430, 2485, 2556, 2835, 2982, 3195, 3402, 3780, 3834, 4260, 4473, 4860, 4970, 5670, 5751, 5964, 6390, 6804, 7455, 7668, 8505, 8597, 8946, 9585, 9940, 11340, 11502, 12780, 13419, 14910, 17010, 17194, 17253, 17892, 19170, 22365, 23004, 25791, 26838, 28755, 29820, 34020, 34388, 34506, 38340, 40257, 42985, 44730, 51582, 53676, 57510, 60179, 67095, 69012, 77373, 80514, 85970, 86265, 89460, 103164, 115020, 120358, 120771, 128955, 134190, 154746, 161028, 171940, 172530, 180537, 201285, 232119, 240716, 241542, 257910, 268380, 300895, 309492, 345060, 361074, 386865, 402570, 464238, 483084, 515820, 541611, 601790, 603855, 610387, 696357, 722148, 773730, 805140, 902685, 928476, 1083222, 1160595, 1203580, 1207710, 1220774, 1392714, 1547460, 1624833, 1805370, 1831161, 2089071, 2166444, 2321190, 2415420, 2441548, 2708055, 2785428, 3051935, 3249666, 3481785, 3610740, 3662322, 4178142, 4272709, 4642380, 4874499, 5416110, 5493483, 6103870, 6499332, 6963570, 7324644, 8124165, 8356284, 8545418, 9155805, 9748998, 10445355, 10832220, 10986966, 12207740, 12818127, 13927140, 14623497, 16248330, 16480449, 17090836, 18311610, 19497996, 20890710, 21363545, 21973932, 24372495, 25636254, 27467415, 29246994, 32496660, 32960898, 36623220, 38454381, 41781420, 42727090, 48744990, 49441347, 51272508, 54934830, 58493988, 64090635, 65921796, 73117485, 76908762, 82402245, 85454180, 97489980, 98882694, 109869660, 115363143, 128181270, 146234970, 148324041, 153817524, 164804490, 192271905, 197765388, 230726286, 247206735, 256362540, 292469940, 296648082, 329608980, 346089429, 384543810, 461452572, 494413470, 576815715, 593296164, 692178858, 741620205, 769087620, 988826940, 1038268287, 1153631430, 1384357716, 1483240410, 1730447145, 2076536574, 2307262860, 2966480820, 3460894290, 4153073148, 5191341435, 6921788580, 10382682870, 20765365740]

約数ペア:

[(1, 20765365740), (2, 10382682870), (3, 6921788580), (4, 5191341435), (5, 4153073148), (6, 3460894290), (7, 2966480820), (9, 2307262860), (10, 2076536574), (12, 1730447145), (14, 1483240410), (15, 1384357716), (18, 1153631430), (20, 1038268287), (21, 988826940), (27, 769087620), (28, 741620205), (30, 692178858), (35, 593296164), (36, 576815715), (42, 494413470), (45, 461452572), (54, 384543810), (60, 346089429), (63, 329608980), (70, 296648082), (71, 292469940), (81, 256362540), (84, 247206735), (90, 230726286), (105, 197765388), (108, 192271905), (126, 164804490), (135, 153817524), (140, 148324041), (142, 146234970), (162, 128181270), (180, 115363143), (189, 109869660), (210, 98882694), (213, 97489980), (243, 85454180), (252, 82402245), (270, 76908762), (284, 73117485), (315, 65921796), (324, 64090635), (355, 58493988), (378, 54934830), (405, 51272508), (420, 49441347), (426, 48744990), (486, 42727090), (497, 41781420), (540, 38454381), (567, 36623220), (630, 32960898), (639, 32496660), (710, 29246994), (756, 27467415), (810, 25636254), (852, 24372495), (945, 21973932), (972, 21363545), (994, 20890710), (1065, 19497996), (1134, 18311610), (1215, 17090836), (1260, 16480449), (1278, 16248330), (1420, 14623497), (1491, 13927140), (1620, 12818127), (1701, 12207740), (1890, 10986966), (1917, 10832220), (1988, 10445355), (2130, 9748998), (2268, 9155805), (2430, 8545418), (2485, 8356284), (2556, 8124165), (2835, 7324644), (2982, 6963570), (3195, 6499332), (3402, 6103870), (3780, 5493483), (3834, 5416110), (4260, 4874499), (4473, 4642380), (4860, 4272709), (4970, 4178142), (5670, 3662322), (5751, 3610740), (5964, 3481785), (6390, 3249666), (6804, 3051935), (7455, 2785428), (7668, 2708055), (8505, 2441548), (8597, 2415420), (8946, 2321190), (9585, 2166444), (9940, 2089071), (11340, 1831161), (11502, 1805370), (12780, 1624833), (13419, 1547460), (14910, 1392714), (17010, 1220774), (17194, 1207710), (17253, 1203580), (17892, 1160595), (19170, 1083222), (22365, 928476), (23004, 902685), (25791, 805140), (26838, 773730), (28755, 722148), (29820, 696357), (34020, 610387), (34388, 603855), (34506, 601790), (38340, 541611), (40257, 515820), (42985, 483084), (44730, 464238), (51582, 402570), (53676, 386865), (57510, 361074), (60179, 345060), (67095, 309492), (69012, 300895), (77373, 268380), (80514, 257910), (85970, 241542), (86265, 240716), (89460, 232119), (103164, 201285), (115020, 180537), (120358, 172530), (120771, 171940), (128955, 161028), (134190, 154746)]