56897820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{6451}}^1$

素因数の和:6480

約数の個数: 108

約数和(自身を含む): 200799144

約数和(自身を除く): 143901324

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 6451, 8820, 12902, 19353, 25804, 32255, 38706, 45157, 58059, 64510, 77412, 90314, 96765, 116118, 129020, 135471, 180628, 193530, 225785, 232236, 270942, 290295, 316099, 387060, 406413, 451570, 541884, 580590, 632198, 677355, 812826, 903140, 948297, 1161180, 1264396, 1354710, 1580495, 1625652, 1896594, 2032065, 2709420, 2844891, 3160990, 3793188, 4064130, 4741485, 5689782, 6321980, 8128260, 9482970, 11379564, 14224455, 18965940, 28448910, 56897820]

約数ペア:

[(1, 56897820), (2, 28448910), (3, 18965940), (4, 14224455), (5, 11379564), (6, 9482970), (7, 8128260), (9, 6321980), (10, 5689782), (12, 4741485), (14, 4064130), (15, 3793188), (18, 3160990), (20, 2844891), (21, 2709420), (28, 2032065), (30, 1896594), (35, 1625652), (36, 1580495), (42, 1354710), (45, 1264396), (49, 1161180), (60, 948297), (63, 903140), (70, 812826), (84, 677355), (90, 632198), (98, 580590), (105, 541884), (126, 451570), (140, 406413), (147, 387060), (180, 316099), (196, 290295), (210, 270942), (245, 232236), (252, 225785), (294, 193530), (315, 180628), (420, 135471), (441, 129020), (490, 116118), (588, 96765), (630, 90314), (735, 77412), (882, 64510), (980, 58059), (1260, 45157), (1470, 38706), (1764, 32255), (2205, 25804), (2940, 19353), (4410, 12902), (6451, 8820)]