138759720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3391}}^1$

素因数の和:3447

約数の個数: 128

約数和(自身を含む): 468910080

約数和(自身を除く): 330150360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 620, 660, 682, 744, 930, 1023, 1240, 1320, 1364, 1705, 1860, 2046, 2728, 3391, 3410, 3720, 4092, 5115, 6782, 6820, 8184, 10173, 10230, 13564, 13640, 16955, 20346, 20460, 27128, 33910, 37301, 40692, 40920, 50865, 67820, 74602, 81384, 101730, 105121, 111903, 135640, 149204, 186505, 203460, 210242, 223806, 298408, 315363, 373010, 406920, 420484, 447612, 525605, 559515, 630726, 746020, 840968, 895224, 1051210, 1119030, 1156331, 1261452, 1492040, 1576815, 2102420, 2238060, 2312662, 2522904, 3153630, 3468993, 4204840, 4476120, 4625324, 5781655, 6307260, 6937986, 9250648, 11563310, 12614520, 13875972, 17344965, 23126620, 27751944, 34689930, 46253240, 69379860, 138759720]

約数ペア:

[(1, 138759720), (2, 69379860), (3, 46253240), (4, 34689930), (5, 27751944), (6, 23126620), (8, 17344965), (10, 13875972), (11, 12614520), (12, 11563310), (15, 9250648), (20, 6937986), (22, 6307260), (24, 5781655), (30, 4625324), (31, 4476120), (33, 4204840), (40, 3468993), (44, 3153630), (55, 2522904), (60, 2312662), (62, 2238060), (66, 2102420), (88, 1576815), (93, 1492040), (110, 1261452), (120, 1156331), (124, 1119030), (132, 1051210), (155, 895224), (165, 840968), (186, 746020), (220, 630726), (248, 559515), (264, 525605), (310, 447612), (330, 420484), (341, 406920), (372, 373010), (440, 315363), (465, 298408), (620, 223806), (660, 210242), (682, 203460), (744, 186505), (930, 149204), (1023, 135640), (1240, 111903), (1320, 105121), (1364, 101730), (1705, 81384), (1860, 74602), (2046, 67820), (2728, 50865), (3391, 40920), (3410, 40692), (3720, 37301), (4092, 33910), (5115, 27128), (6782, 20460), (6820, 20346), (8184, 16955), (10173, 13640), (10230, 13564)]