30611280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:186

約数の個数: 240

約数和(自身を含む): 117046080

約数和(自身を除く): 86434800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 49, 56, 57, 60, 70, 76, 80, 84, 95, 98, 105, 112, 114, 120, 133, 137, 140, 147, 152, 168, 190, 196, 210, 228, 240, 245, 266, 274, 280, 285, 294, 304, 336, 380, 392, 399, 411, 420, 456, 490, 532, 548, 560, 570, 588, 665, 685, 735, 760, 784, 798, 822, 840, 912, 931, 959, 980, 1064, 1096, 1140, 1176, 1330, 1370, 1470, 1520, 1596, 1644, 1680, 1862, 1918, 1960, 1995, 2055, 2128, 2192, 2280, 2352, 2603, 2660, 2740, 2793, 2877, 2940, 3192, 3288, 3724, 3836, 3920, 3990, 4110, 4560, 4655, 4795, 5206, 5320, 5480, 5586, 5754, 5880, 6384, 6576, 6713, 7448, 7672, 7809, 7980, 8220, 9310, 9590, 10412, 10640, 10960, 11172, 11508, 11760, 13015, 13426, 13965, 14385, 14896, 15344, 15618, 15960, 16440, 18221, 18620, 19180, 20139, 20824, 22344, 23016, 26030, 26852, 27930, 28770, 31236, 31920, 32880, 33565, 36442, 37240, 38360, 39045, 40278, 41648, 44688, 46032, 52060, 53704, 54663, 55860, 57540, 62472, 67130, 72884, 74480, 76720, 78090, 80556, 91105, 100695, 104120, 107408, 109326, 111720, 115080, 124944, 127547, 134260, 145768, 156180, 161112, 182210, 201390, 208240, 218652, 223440, 230160, 255094, 268520, 273315, 291536, 312360, 322224, 364420, 382641, 402780, 437304, 510188, 537040, 546630, 624720, 637735, 728840, 765282, 805560, 874608, 1020376, 1093260, 1275470, 1457680, 1530564, 1611120, 1913205, 2040752, 2186520, 2550940, 3061128, 3826410, 4373040, 5101880, 6122256, 7652820, 10203760, 15305640, 30611280]

約数ペア:

[(1, 30611280), (2, 15305640), (3, 10203760), (4, 7652820), (5, 6122256), (6, 5101880), (7, 4373040), (8, 3826410), (10, 3061128), (12, 2550940), (14, 2186520), (15, 2040752), (16, 1913205), (19, 1611120), (20, 1530564), (21, 1457680), (24, 1275470), (28, 1093260), (30, 1020376), (35, 874608), (38, 805560), (40, 765282), (42, 728840), (48, 637735), (49, 624720), (56, 546630), (57, 537040), (60, 510188), (70, 437304), (76, 402780), (80, 382641), (84, 364420), (95, 322224), (98, 312360), (105, 291536), (112, 273315), (114, 268520), (120, 255094), (133, 230160), (137, 223440), (140, 218652), (147, 208240), (152, 201390), (168, 182210), (190, 161112), (196, 156180), (210, 145768), (228, 134260), (240, 127547), (245, 124944), (266, 115080), (274, 111720), (280, 109326), (285, 107408), (294, 104120), (304, 100695), (336, 91105), (380, 80556), (392, 78090), (399, 76720), (411, 74480), (420, 72884), (456, 67130), (490, 62472), (532, 57540), (548, 55860), (560, 54663), (570, 53704), (588, 52060), (665, 46032), (685, 44688), (735, 41648), (760, 40278), (784, 39045), (798, 38360), (822, 37240), (840, 36442), (912, 33565), (931, 32880), (959, 31920), (980, 31236), (1064, 28770), (1096, 27930), (1140, 26852), (1176, 26030), (1330, 23016), (1370, 22344), (1470, 20824), (1520, 20139), (1596, 19180), (1644, 18620), (1680, 18221), (1862, 16440), (1918, 15960), (1960, 15618), (1995, 15344), (2055, 14896), (2128, 14385), (2192, 13965), (2280, 13426), (2352, 13015), (2603, 11760), (2660, 11508), (2740, 11172), (2793, 10960), (2877, 10640), (2940, 10412), (3192, 9590), (3288, 9310), (3724, 8220), (3836, 7980), (3920, 7809), (3990, 7672), (4110, 7448), (4560, 6713), (4655, 6576), (4795, 6384), (5206, 5880), (5320, 5754), (5480, 5586)]