319231920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:252

約数の個数: 320

約数和(自身を含む): 1215636480

約数和(自身を除く): 896404560

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, 56, 57, 60, 70, 73, 76, 80, 84, 95, 105, 112, 114, 120, 133, 137, 140, 146, 152, 168, 190, 210, 219, 228, 240, 266, 274, 280, 285, 292, 304, 336, 365, 380, 399, 411, 420, 438, 456, 511, 532, 548, 560, 570, 584, 665, 685, 730, 760, 798, 822, 840, 876, 912, 959, 1022, 1064, 1095, 1096, 1140, 1168, 1330, 1370, 1387, 1460, 1520, 1533, 1596, 1644, 1680, 1752, 1918, 1995, 2044, 2055, 2128, 2190, 2192, 2280, 2555, 2603, 2660, 2740, 2774, 2877, 2920, 3066, 3192, 3288, 3504, 3836, 3990, 4088, 4110, 4161, 4380, 4560, 4795, 5110, 5206, 5320, 5480, 5548, 5754, 5840, 6132, 6384, 6576, 6935, 7665, 7672, 7809, 7980, 8176, 8220, 8322, 8760, 9590, 9709, 10001, 10220, 10412, 10640, 10960, 11096, 11508, 12264, 13015, 13870, 14385, 15330, 15344, 15618, 15960, 16440, 16644, 17520, 18221, 19180, 19418, 20002, 20440, 20805, 20824, 22192, 23016, 24528, 26030, 27740, 28770, 29127, 30003, 30660, 31236, 31920, 32880, 33288, 36442, 38360, 38836, 39045, 40004, 40880, 41610, 41648, 46032, 48545, 50005, 52060, 54663, 55480, 57540, 58254, 60006, 61320, 62472, 66576, 70007, 72884, 76720, 77672, 78090, 80008, 83220, 91105, 97090, 100010, 104120, 109326, 110960, 115080, 116508, 120012, 122640, 124944, 140014, 145635, 145768, 150015, 155344, 156180, 160016, 166440, 182210, 190019, 194180, 200020, 208240, 210021, 218652, 230160, 233016, 240024, 273315, 280028, 291270, 291536, 300030, 312360, 332880, 350035, 364420, 380038, 388360, 400040, 420042, 437304, 466032, 480048, 546630, 560056, 570057, 582540, 600060, 624720, 700070, 728840, 760076, 776720, 800080, 840084, 874608, 950095, 1050105, 1093260, 1120112, 1140114, 1165080, 1200120, 1330133, 1400140, 1457680, 1520152, 1680168, 1900190, 2100210, 2186520, 2280228, 2330160, 2400240, 2660266, 2800280, 2850285, 3040304, 3360336, 3800380, 3990399, 4200420, 4373040, 4560456, 5320532, 5600560, 5700570, 6650665, 7600760, 7980798, 8400840, 9120912, 10641064, 11401140, 13301330, 15201520, 15961596, 16801680, 19951995, 21282128, 22802280, 26602660, 31923192, 39903990, 45604560, 53205320, 63846384, 79807980, 106410640, 159615960, 319231920]

約数ペア:

[(1, 319231920), (2, 159615960), (3, 106410640), (4, 79807980), (5, 63846384), (6, 53205320), (7, 45604560), (8, 39903990), (10, 31923192), (12, 26602660), (14, 22802280), (15, 21282128), (16, 19951995), (19, 16801680), (20, 15961596), (21, 15201520), (24, 13301330), (28, 11401140), (30, 10641064), (35, 9120912), (38, 8400840), (40, 7980798), (42, 7600760), (48, 6650665), (56, 5700570), (57, 5600560), (60, 5320532), (70, 4560456), (73, 4373040), (76, 4200420), (80, 3990399), (84, 3800380), (95, 3360336), (105, 3040304), (112, 2850285), (114, 2800280), (120, 2660266), (133, 2400240), (137, 2330160), (140, 2280228), (146, 2186520), (152, 2100210), (168, 1900190), (190, 1680168), (210, 1520152), (219, 1457680), (228, 1400140), (240, 1330133), (266, 1200120), (274, 1165080), (280, 1140114), (285, 1120112), (292, 1093260), (304, 1050105), (336, 950095), (365, 874608), (380, 840084), (399, 800080), (411, 776720), (420, 760076), (438, 728840), (456, 700070), (511, 624720), (532, 600060), (548, 582540), (560, 570057), (570, 560056), (584, 546630), (665, 480048), (685, 466032), (730, 437304), (760, 420042), (798, 400040), (822, 388360), (840, 380038), (876, 364420), (912, 350035), (959, 332880), (1022, 312360), (1064, 300030), (1095, 291536), (1096, 291270), (1140, 280028), (1168, 273315), (1330, 240024), (1370, 233016), (1387, 230160), (1460, 218652), (1520, 210021), (1533, 208240), (1596, 200020), (1644, 194180), (1680, 190019), (1752, 182210), (1918, 166440), (1995, 160016), (2044, 156180), (2055, 155344), (2128, 150015), (2190, 145768), (2192, 145635), (2280, 140014), (2555, 124944), (2603, 122640), (2660, 120012), (2740, 116508), (2774, 115080), (2877, 110960), (2920, 109326), (3066, 104120), (3192, 100010), (3288, 97090), (3504, 91105), (3836, 83220), (3990, 80008), (4088, 78090), (4110, 77672), (4161, 76720), (4380, 72884), (4560, 70007), (4795, 66576), (5110, 62472), (5206, 61320), (5320, 60006), (5480, 58254), (5548, 57540), (5754, 55480), (5840, 54663), (6132, 52060), (6384, 50005), (6576, 48545), (6935, 46032), (7665, 41648), (7672, 41610), (7809, 40880), (7980, 40004), (8176, 39045), (8220, 38836), (8322, 38360), (8760, 36442), (9590, 33288), (9709, 32880), (10001, 31920), (10220, 31236), (10412, 30660), (10640, 30003), (10960, 29127), (11096, 28770), (11508, 27740), (12264, 26030), (13015, 24528), (13870, 23016), (14385, 22192), (15330, 20824), (15344, 20805), (15618, 20440), (15960, 20002), (16440, 19418), (16644, 19180), (17520, 18221)]