72783620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:262

約数の個数: 144

約数和(自身を含む): 199085040

約数和(自身を除く): 126301420

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 49, 52, 58, 65, 70, 91, 98, 116, 130, 140, 145, 182, 196, 197, 203, 245, 260, 290, 364, 377, 394, 406, 455, 490, 580, 637, 754, 788, 812, 910, 980, 985, 1015, 1274, 1379, 1421, 1508, 1820, 1885, 1970, 2030, 2548, 2561, 2639, 2758, 2842, 3185, 3770, 3940, 4060, 5122, 5278, 5516, 5684, 5713, 6370, 6895, 7105, 7540, 9653, 10244, 10556, 11426, 12740, 12805, 13195, 13790, 14210, 17927, 18473, 19306, 22852, 25610, 26390, 27580, 28420, 28565, 35854, 36946, 38612, 39991, 48265, 51220, 52780, 57130, 71708, 73892, 74269, 79982, 89635, 92365, 96530, 114260, 125489, 148538, 159964, 179270, 184730, 193060, 199955, 250978, 279937, 297076, 358540, 369460, 371345, 399910, 501956, 519883, 559874, 627445, 742690, 799820, 1039766, 1119748, 1254890, 1399685, 1485380, 2079532, 2509780, 2599415, 2799370, 3639181, 5198830, 5598740, 7278362, 10397660, 14556724, 18195905, 36391810, 72783620]

約数ペア:

[(1, 72783620), (2, 36391810), (4, 18195905), (5, 14556724), (7, 10397660), (10, 7278362), (13, 5598740), (14, 5198830), (20, 3639181), (26, 2799370), (28, 2599415), (29, 2509780), (35, 2079532), (49, 1485380), (52, 1399685), (58, 1254890), (65, 1119748), (70, 1039766), (91, 799820), (98, 742690), (116, 627445), (130, 559874), (140, 519883), (145, 501956), (182, 399910), (196, 371345), (197, 369460), (203, 358540), (245, 297076), (260, 279937), (290, 250978), (364, 199955), (377, 193060), (394, 184730), (406, 179270), (455, 159964), (490, 148538), (580, 125489), (637, 114260), (754, 96530), (788, 92365), (812, 89635), (910, 79982), (980, 74269), (985, 73892), (1015, 71708), (1274, 57130), (1379, 52780), (1421, 51220), (1508, 48265), (1820, 39991), (1885, 38612), (1970, 36946), (2030, 35854), (2548, 28565), (2561, 28420), (2639, 27580), (2758, 26390), (2842, 25610), (3185, 22852), (3770, 19306), (3940, 18473), (4060, 17927), (5122, 14210), (5278, 13790), (5516, 13195), (5684, 12805), (5713, 12740), (6370, 11426), (6895, 10556), (7105, 10244), (7540, 9653)]