2000257020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:385

約数の個数: 288

約数和(自身を含む): 6642155520

約数和(自身を除く): 4641898500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 31, 36, 45, 47, 58, 60, 62, 87, 90, 93, 94, 116, 124, 141, 145, 155, 174, 180, 186, 188, 235, 261, 263, 279, 282, 290, 310, 348, 372, 423, 435, 465, 470, 522, 526, 558, 564, 580, 620, 705, 789, 846, 870, 899, 930, 940, 1044, 1052, 1116, 1305, 1315, 1363, 1395, 1410, 1457, 1578, 1692, 1740, 1798, 1860, 2115, 2367, 2610, 2630, 2697, 2726, 2790, 2820, 2914, 3156, 3596, 3945, 4089, 4230, 4371, 4495, 4734, 5220, 5260, 5394, 5452, 5580, 5828, 6815, 7285, 7627, 7890, 8091, 8153, 8178, 8460, 8742, 8990, 9468, 10788, 11835, 12267, 12361, 13113, 13485, 13630, 14570, 15254, 15780, 16182, 16306, 16356, 17484, 17980, 20445, 21855, 22881, 23670, 24459, 24534, 24722, 26226, 26970, 27260, 29140, 30508, 32364, 32612, 37083, 38135, 40455, 40765, 40890, 42253, 43710, 45762, 47340, 48918, 49068, 49444, 52452, 53940, 61335, 61805, 65565, 68643, 73377, 74166, 76270, 80910, 81530, 81780, 84506, 87420, 91524, 97836, 111249, 114405, 122295, 122670, 123610, 126759, 131130, 137286, 146754, 148332, 152540, 161820, 163060, 169012, 185415, 211265, 222498, 228810, 236437, 244590, 245340, 247220, 253518, 262260, 274572, 293508, 343215, 358469, 366885, 370830, 380277, 383191, 422530, 444996, 457620, 472874, 489180, 507036, 556245, 633795, 686430, 709311, 716938, 733770, 741660, 760554, 766382, 845060, 945748, 1075407, 1112490, 1149573, 1182185, 1267590, 1372860, 1418622, 1433876, 1467540, 1521108, 1532764, 1792345, 1901385, 1915955, 2127933, 2150814, 2224980, 2299146, 2364370, 2535180, 2837244, 3226221, 3448719, 3546555, 3584690, 3802770, 3831910, 4255866, 4301628, 4598292, 4728740, 5377035, 5747865, 6452442, 6897438, 7093110, 7169380, 7605540, 7663820, 8511732, 10639665, 10754070, 11112539, 11495730, 12904884, 13794876, 14186220, 16131105, 17243595, 21279330, 21508140, 22225078, 22991460, 32262210, 33337617, 34487190, 42558660, 44450156, 55562695, 64524420, 66675234, 68974380, 100012851, 111125390, 133350468, 166688085, 200025702, 222250780, 333376170, 400051404, 500064255, 666752340, 1000128510, 2000257020]

約数ペア:

[(1, 2000257020), (2, 1000128510), (3, 666752340), (4, 500064255), (5, 400051404), (6, 333376170), (9, 222250780), (10, 200025702), (12, 166688085), (15, 133350468), (18, 111125390), (20, 100012851), (29, 68974380), (30, 66675234), (31, 64524420), (36, 55562695), (45, 44450156), (47, 42558660), (58, 34487190), (60, 33337617), (62, 32262210), (87, 22991460), (90, 22225078), (93, 21508140), (94, 21279330), (116, 17243595), (124, 16131105), (141, 14186220), (145, 13794876), (155, 12904884), (174, 11495730), (180, 11112539), (186, 10754070), (188, 10639665), (235, 8511732), (261, 7663820), (263, 7605540), (279, 7169380), (282, 7093110), (290, 6897438), (310, 6452442), (348, 5747865), (372, 5377035), (423, 4728740), (435, 4598292), (465, 4301628), (470, 4255866), (522, 3831910), (526, 3802770), (558, 3584690), (564, 3546555), (580, 3448719), (620, 3226221), (705, 2837244), (789, 2535180), (846, 2364370), (870, 2299146), (899, 2224980), (930, 2150814), (940, 2127933), (1044, 1915955), (1052, 1901385), (1116, 1792345), (1305, 1532764), (1315, 1521108), (1363, 1467540), (1395, 1433876), (1410, 1418622), (1457, 1372860), (1578, 1267590), (1692, 1182185), (1740, 1149573), (1798, 1112490), (1860, 1075407), (2115, 945748), (2367, 845060), (2610, 766382), (2630, 760554), (2697, 741660), (2726, 733770), (2790, 716938), (2820, 709311), (2914, 686430), (3156, 633795), (3596, 556245), (3945, 507036), (4089, 489180), (4230, 472874), (4371, 457620), (4495, 444996), (4734, 422530), (5220, 383191), (5260, 380277), (5394, 370830), (5452, 366885), (5580, 358469), (5828, 343215), (6815, 293508), (7285, 274572), (7627, 262260), (7890, 253518), (8091, 247220), (8153, 245340), (8178, 244590), (8460, 236437), (8742, 228810), (8990, 222498), (9468, 211265), (10788, 185415), (11835, 169012), (12267, 163060), (12361, 161820), (13113, 152540), (13485, 148332), (13630, 146754), (14570, 137286), (15254, 131130), (15780, 126759), (16182, 123610), (16306, 122670), (16356, 122295), (17484, 114405), (17980, 111249), (20445, 97836), (21855, 91524), (22881, 87420), (23670, 84506), (24459, 81780), (24534, 81530), (24722, 80910), (26226, 76270), (26970, 74166), (27260, 73377), (29140, 68643), (30508, 65565), (32364, 61805), (32612, 61335), (37083, 53940), (38135, 52452), (40455, 49444), (40765, 49068), (40890, 48918), (42253, 47340), (43710, 45762)]