40551720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1047

約数の個数: 128

約数和(自身を含む): 137134080

約数和(自身を除く): 96582360

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, 991, 1023, 1240, 1320, 1364, 1705, 1860, 1982, 2046, 2728, 2973, 3410, 3720, 3964, 4092, 4955, 5115, 5946, 6820, 7928, 8184, 9910, 10230, 10901, 11892, 13640, 14865, 19820, 20460, 21802, 23784, 29730, 30721, 32703, 39640, 40920, 43604, 54505, 59460, 61442, 65406, 87208, 92163, 109010, 118920, 122884, 130812, 153605, 163515, 184326, 218020, 245768, 261624, 307210, 327030, 337931, 368652, 436040, 460815, 614420, 654060, 675862, 737304, 921630, 1013793, 1228840, 1308120, 1351724, 1689655, 1843260, 2027586, 2703448, 3379310, 3686520, 4055172, 5068965, 6758620, 8110344, 10137930, 13517240, 20275860, 40551720]

約数ペア:

[(1, 40551720), (2, 20275860), (3, 13517240), (4, 10137930), (5, 8110344), (6, 6758620), (8, 5068965), (10, 4055172), (11, 3686520), (12, 3379310), (15, 2703448), (20, 2027586), (22, 1843260), (24, 1689655), (30, 1351724), (31, 1308120), (33, 1228840), (40, 1013793), (44, 921630), (55, 737304), (60, 675862), (62, 654060), (66, 614420), (88, 460815), (93, 436040), (110, 368652), (120, 337931), (124, 327030), (132, 307210), (155, 261624), (165, 245768), (186, 218020), (220, 184326), (248, 163515), (264, 153605), (310, 130812), (330, 122884), (341, 118920), (372, 109010), (440, 92163), (465, 87208), (620, 65406), (660, 61442), (682, 59460), (744, 54505), (930, 43604), (991, 40920), (1023, 39640), (1240, 32703), (1320, 30721), (1364, 29730), (1705, 23784), (1860, 21802), (1982, 20460), (2046, 19820), (2728, 14865), (2973, 13640), (3410, 11892), (3720, 10901), (3964, 10230), (4092, 9910), (4955, 8184), (5115, 7928), (5946, 6820)]