1640251704

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{1373}}^1$

素因数の和:1949

約数の個数: 128

約数和(自身を含む): 5059837440

約数和(自身を除く): 3419585736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 547, 728, 1092, 1094, 1373, 1641, 2184, 2188, 2746, 3282, 3829, 4119, 4376, 5492, 6564, 7111, 7658, 8238, 9611, 10984, 11487, 13128, 14222, 15316, 16476, 17849, 19222, 21333, 22974, 28444, 28833, 30632, 32952, 35698, 38444, 42666, 45948, 49777, 53547, 56888, 57666, 71396, 76888, 85332, 91896, 99554, 107094, 115332, 124943, 142792, 149331, 170664, 199108, 214188, 230664, 249886, 298662, 374829, 398216, 428376, 499772, 597324, 749658, 751031, 999544, 1194648, 1499316, 1502062, 2253093, 2998632, 3004124, 4506186, 5257217, 6008248, 9012372, 9763403, 10514434, 15771651, 18024744, 19526806, 21028868, 29290209, 31543302, 39053612, 42057736, 58580418, 63086604, 68343821, 78107224, 117160836, 126173208, 136687642, 205031463, 234321672, 273375284, 410062926, 546750568, 820125852, 1640251704]

約数ペア:

[(1, 1640251704), (2, 820125852), (3, 546750568), (4, 410062926), (6, 273375284), (7, 234321672), (8, 205031463), (12, 136687642), (13, 126173208), (14, 117160836), (21, 78107224), (24, 68343821), (26, 63086604), (28, 58580418), (39, 42057736), (42, 39053612), (52, 31543302), (56, 29290209), (78, 21028868), (84, 19526806), (91, 18024744), (104, 15771651), (156, 10514434), (168, 9763403), (182, 9012372), (273, 6008248), (312, 5257217), (364, 4506186), (546, 3004124), (547, 2998632), (728, 2253093), (1092, 1502062), (1094, 1499316), (1373, 1194648), (1641, 999544), (2184, 751031), (2188, 749658), (2746, 597324), (3282, 499772), (3829, 428376), (4119, 398216), (4376, 374829), (5492, 298662), (6564, 249886), (7111, 230664), (7658, 214188), (8238, 199108), (9611, 170664), (10984, 149331), (11487, 142792), (13128, 124943), (14222, 115332), (15316, 107094), (16476, 99554), (17849, 91896), (19222, 85332), (21333, 76888), (22974, 71396), (28444, 57666), (28833, 56888), (30632, 53547), (32952, 49777), (35698, 45948), (38444, 42666)]