155737540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:565

約数の個数: 96

約数和(自身を含む): 391910400

約数和(自身を除く): 236172860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 89, 116, 140, 145, 178, 203, 290, 356, 406, 431, 445, 580, 623, 812, 862, 890, 1015, 1246, 1724, 1780, 2030, 2155, 2492, 2581, 3017, 3115, 4060, 4310, 5162, 6034, 6230, 8620, 10324, 12068, 12460, 12499, 12905, 15085, 18067, 24998, 25810, 30170, 36134, 38359, 49996, 51620, 60340, 62495, 72268, 76718, 87493, 90335, 124990, 153436, 174986, 180670, 191795, 249980, 268513, 349972, 361340, 383590, 437465, 537026, 767180, 874930, 1074052, 1112411, 1342565, 1749860, 2224822, 2685130, 4449644, 5370260, 5562055, 7786877, 11124110, 15573754, 22248220, 31147508, 38934385, 77868770, 155737540]

約数ペア:

[(1, 155737540), (2, 77868770), (4, 38934385), (5, 31147508), (7, 22248220), (10, 15573754), (14, 11124110), (20, 7786877), (28, 5562055), (29, 5370260), (35, 4449644), (58, 2685130), (70, 2224822), (89, 1749860), (116, 1342565), (140, 1112411), (145, 1074052), (178, 874930), (203, 767180), (290, 537026), (356, 437465), (406, 383590), (431, 361340), (445, 349972), (580, 268513), (623, 249980), (812, 191795), (862, 180670), (890, 174986), (1015, 153436), (1246, 124990), (1724, 90335), (1780, 87493), (2030, 76718), (2155, 72268), (2492, 62495), (2581, 60340), (3017, 51620), (3115, 49996), (4060, 38359), (4310, 36134), (5162, 30170), (6034, 25810), (6230, 24998), (8620, 18067), (10324, 15085), (12068, 12905), (12460, 12499)]