203385420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 288

約数和(自身を含む): 751435776

約数和(自身を除く): 548050356

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 41, 42, 45, 60, 62, 63, 70, 82, 84, 90, 93, 105, 123, 124, 126, 127, 140, 155, 164, 180, 186, 205, 210, 217, 246, 252, 254, 279, 287, 310, 315, 369, 372, 381, 410, 420, 434, 465, 492, 508, 558, 574, 615, 620, 630, 635, 651, 738, 762, 820, 861, 868, 889, 930, 1085, 1116, 1143, 1148, 1230, 1260, 1270, 1271, 1302, 1395, 1435, 1476, 1524, 1722, 1778, 1845, 1860, 1905, 1953, 2170, 2286, 2460, 2540, 2542, 2583, 2604, 2667, 2790, 2870, 3255, 3444, 3556, 3690, 3810, 3813, 3906, 3937, 4305, 4340, 4445, 4572, 5084, 5166, 5207, 5334, 5580, 5715, 5740, 6355, 6510, 7380, 7620, 7626, 7812, 7874, 8001, 8610, 8890, 8897, 9765, 10332, 10414, 10668, 11430, 11439, 11811, 12710, 12915, 13020, 13335, 15252, 15621, 15748, 16002, 17220, 17780, 17794, 19065, 19530, 19685, 20828, 22860, 22878, 23622, 25420, 25830, 26035, 26670, 26691, 27559, 31242, 32004, 35433, 35588, 36449, 38130, 39060, 39370, 40005, 44485, 45756, 46863, 47244, 51660, 52070, 53340, 53382, 55118, 57195, 59055, 62484, 70866, 72898, 76260, 78105, 78740, 80010, 80073, 82677, 88970, 93726, 104140, 106764, 109347, 110236, 114390, 118110, 133455, 137795, 141732, 145796, 156210, 160020, 160146, 161417, 165354, 177165, 177940, 182245, 187452, 218694, 228780, 234315, 236220, 248031, 266910, 275590, 312420, 320292, 322834, 328041, 330708, 354330, 364490, 400365, 413385, 437388, 468630, 484251, 496062, 533820, 546735, 551180, 645668, 656082, 708660, 728980, 800730, 807085, 826770, 937260, 968502, 992124, 1093470, 1129919, 1240155, 1312164, 1452753, 1601460, 1614170, 1640205, 1653540, 1937004, 2186940, 2259838, 2421255, 2480310, 2905506, 3228340, 3280410, 3389757, 4519676, 4842510, 4960620, 5649595, 5811012, 6560820, 6779514, 7263765, 9685020, 10169271, 11299190, 13559028, 14527530, 16948785, 20338542, 22598380, 29055060, 33897570, 40677084, 50846355, 67795140, 101692710, 203385420]

約数ペア:

[(1, 203385420), (2, 101692710), (3, 67795140), (4, 50846355), (5, 40677084), (6, 33897570), (7, 29055060), (9, 22598380), (10, 20338542), (12, 16948785), (14, 14527530), (15, 13559028), (18, 11299190), (20, 10169271), (21, 9685020), (28, 7263765), (30, 6779514), (31, 6560820), (35, 5811012), (36, 5649595), (41, 4960620), (42, 4842510), (45, 4519676), (60, 3389757), (62, 3280410), (63, 3228340), (70, 2905506), (82, 2480310), (84, 2421255), (90, 2259838), (93, 2186940), (105, 1937004), (123, 1653540), (124, 1640205), (126, 1614170), (127, 1601460), (140, 1452753), (155, 1312164), (164, 1240155), (180, 1129919), (186, 1093470), (205, 992124), (210, 968502), (217, 937260), (246, 826770), (252, 807085), (254, 800730), (279, 728980), (287, 708660), (310, 656082), (315, 645668), (369, 551180), (372, 546735), (381, 533820), (410, 496062), (420, 484251), (434, 468630), (465, 437388), (492, 413385), (508, 400365), (558, 364490), (574, 354330), (615, 330708), (620, 328041), (630, 322834), (635, 320292), (651, 312420), (738, 275590), (762, 266910), (820, 248031), (861, 236220), (868, 234315), (889, 228780), (930, 218694), (1085, 187452), (1116, 182245), (1143, 177940), (1148, 177165), (1230, 165354), (1260, 161417), (1270, 160146), (1271, 160020), (1302, 156210), (1395, 145796), (1435, 141732), (1476, 137795), (1524, 133455), (1722, 118110), (1778, 114390), (1845, 110236), (1860, 109347), (1905, 106764), (1953, 104140), (2170, 93726), (2286, 88970), (2460, 82677), (2540, 80073), (2542, 80010), (2583, 78740), (2604, 78105), (2667, 76260), (2790, 72898), (2870, 70866), (3255, 62484), (3444, 59055), (3556, 57195), (3690, 55118), (3810, 53382), (3813, 53340), (3906, 52070), (3937, 51660), (4305, 47244), (4340, 46863), (4445, 45756), (4572, 44485), (5084, 40005), (5166, 39370), (5207, 39060), (5334, 38130), (5580, 36449), (5715, 35588), (5740, 35433), (6355, 32004), (6510, 31242), (7380, 27559), (7620, 26691), (7626, 26670), (7812, 26035), (7874, 25830), (8001, 25420), (8610, 23622), (8890, 22878), (8897, 22860), (9765, 20828), (10332, 19685), (10414, 19530), (10668, 19065), (11430, 17794), (11439, 17780), (11811, 17220), (12710, 16002), (12915, 15748), (13020, 15621), (13335, 15252)]