208543140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:579

約数の個数: 192

約数和(自身を含む): 711621120

約数和(自身を除く): 503077980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 61, 65, 78, 90, 108, 117, 122, 130, 135, 156, 180, 183, 195, 234, 244, 260, 270, 305, 351, 366, 390, 468, 487, 540, 549, 585, 610, 702, 732, 780, 793, 915, 974, 1098, 1170, 1220, 1404, 1461, 1586, 1647, 1755, 1830, 1948, 2196, 2340, 2379, 2435, 2745, 2922, 3172, 3294, 3510, 3660, 3965, 4383, 4758, 4870, 5490, 5844, 6331, 6588, 7020, 7137, 7305, 7930, 8235, 8766, 9516, 9740, 10980, 11895, 12662, 13149, 14274, 14610, 15860, 16470, 17532, 18993, 21411, 21915, 23790, 25324, 26298, 28548, 29220, 29707, 31655, 32940, 35685, 37986, 42822, 43830, 47580, 52596, 56979, 59414, 63310, 65745, 71370, 75972, 85644, 87660, 89121, 94965, 107055, 113958, 118828, 126620, 131490, 142740, 148535, 170937, 178242, 189930, 214110, 227916, 262980, 267363, 284895, 297070, 341874, 356484, 379860, 386191, 428220, 445605, 534726, 569790, 594140, 683748, 772382, 802089, 854685, 891210, 1069452, 1139580, 1158573, 1336815, 1544764, 1604178, 1709370, 1782420, 1930955, 2317146, 2673630, 3208356, 3418740, 3475719, 3861910, 4010445, 4634292, 5347260, 5792865, 6951438, 7723820, 8020890, 10427157, 11585730, 13902876, 16041780, 17378595, 20854314, 23171460, 34757190, 41708628, 52135785, 69514380, 104271570, 208543140]

約数ペア:

[(1, 208543140), (2, 104271570), (3, 69514380), (4, 52135785), (5, 41708628), (6, 34757190), (9, 23171460), (10, 20854314), (12, 17378595), (13, 16041780), (15, 13902876), (18, 11585730), (20, 10427157), (26, 8020890), (27, 7723820), (30, 6951438), (36, 5792865), (39, 5347260), (45, 4634292), (52, 4010445), (54, 3861910), (60, 3475719), (61, 3418740), (65, 3208356), (78, 2673630), (90, 2317146), (108, 1930955), (117, 1782420), (122, 1709370), (130, 1604178), (135, 1544764), (156, 1336815), (180, 1158573), (183, 1139580), (195, 1069452), (234, 891210), (244, 854685), (260, 802089), (270, 772382), (305, 683748), (351, 594140), (366, 569790), (390, 534726), (468, 445605), (487, 428220), (540, 386191), (549, 379860), (585, 356484), (610, 341874), (702, 297070), (732, 284895), (780, 267363), (793, 262980), (915, 227916), (974, 214110), (1098, 189930), (1170, 178242), (1220, 170937), (1404, 148535), (1461, 142740), (1586, 131490), (1647, 126620), (1755, 118828), (1830, 113958), (1948, 107055), (2196, 94965), (2340, 89121), (2379, 87660), (2435, 85644), (2745, 75972), (2922, 71370), (3172, 65745), (3294, 63310), (3510, 59414), (3660, 56979), (3965, 52596), (4383, 47580), (4758, 43830), (4870, 42822), (5490, 37986), (5844, 35685), (6331, 32940), (6588, 31655), (7020, 29707), (7137, 29220), (7305, 28548), (7930, 26298), (8235, 25324), (8766, 23790), (9516, 21915), (9740, 21411), (10980, 18993), (11895, 17532), (12662, 16470), (13149, 15860), (14274, 14610)]