19390050

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 54639360

約数和(自身を除く): 35249310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 53, 54, 75, 90, 106, 135, 150, 159, 225, 265, 270, 271, 318, 450, 477, 530, 542, 675, 795, 813, 954, 1325, 1350, 1355, 1431, 1590, 1626, 2385, 2439, 2650, 2710, 2862, 3975, 4065, 4770, 4878, 6775, 7155, 7317, 7950, 8130, 11925, 12195, 13550, 14310, 14363, 14634, 20325, 23850, 24390, 28726, 35775, 36585, 40650, 43089, 60975, 71550, 71815, 73170, 86178, 121950, 129267, 143630, 182925, 215445, 258534, 359075, 365850, 387801, 430890, 646335, 718150, 775602, 1077225, 1292670, 1939005, 2154450, 3231675, 3878010, 6463350, 9695025, 19390050]

約数ペア:

[(1, 19390050), (2, 9695025), (3, 6463350), (5, 3878010), (6, 3231675), (9, 2154450), (10, 1939005), (15, 1292670), (18, 1077225), (25, 775602), (27, 718150), (30, 646335), (45, 430890), (50, 387801), (53, 365850), (54, 359075), (75, 258534), (90, 215445), (106, 182925), (135, 143630), (150, 129267), (159, 121950), (225, 86178), (265, 73170), (270, 71815), (271, 71550), (318, 60975), (450, 43089), (477, 40650), (530, 36585), (542, 35775), (675, 28726), (795, 24390), (813, 23850), (954, 20325), (1325, 14634), (1350, 14363), (1355, 14310), (1431, 13550), (1590, 12195), (1626, 11925), (2385, 8130), (2439, 7950), (2650, 7317), (2710, 7155), (2862, 6775), (3975, 4878), (4065, 4770)]