218807610

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 256

約数和(自身を含む): 685670400

約数和(自身を除く): 466862790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 29, 30, 31, 35, 38, 42, 57, 58, 61, 62, 70, 87, 93, 95, 105, 114, 122, 133, 145, 155, 174, 183, 186, 190, 203, 210, 217, 266, 285, 290, 305, 310, 366, 399, 406, 427, 434, 435, 465, 551, 570, 589, 609, 610, 651, 665, 798, 854, 870, 899, 915, 930, 1015, 1085, 1102, 1159, 1178, 1218, 1281, 1302, 1330, 1653, 1767, 1769, 1798, 1830, 1891, 1995, 2030, 2135, 2170, 2318, 2562, 2697, 2755, 2945, 3045, 3255, 3306, 3477, 3534, 3538, 3782, 3857, 3990, 4123, 4270, 4495, 5307, 5394, 5510, 5673, 5795, 5890, 6090, 6293, 6405, 6510, 6954, 7714, 8113, 8246, 8265, 8835, 8845, 8990, 9455, 10614, 11346, 11571, 11590, 12369, 12383, 12586, 12810, 13237, 13485, 16226, 16530, 17081, 17385, 17670, 17690, 18879, 18910, 19285, 20615, 23142, 24339, 24738, 24766, 26474, 26535, 26970, 28365, 31465, 33611, 34162, 34770, 35929, 37149, 37758, 38570, 39711, 40565, 41230, 48678, 51243, 53070, 54839, 56730, 57855, 61845, 61915, 62930, 66185, 67222, 71858, 74298, 79422, 81130, 85405, 94395, 100833, 102486, 107787, 109678, 115710, 119567, 121695, 123690, 123830, 132370, 164517, 168055, 170810, 179645, 185745, 188790, 198555, 201666, 215574, 235277, 239134, 243390, 251503, 256215, 274195, 329034, 336110, 358701, 359290, 371490, 383873, 397110, 470554, 503006, 504165, 512430, 538935, 548390, 597835, 705831, 717402, 754509, 767746, 822585, 1008330, 1041941, 1077870, 1151619, 1176385, 1195670, 1257515, 1411662, 1509018, 1645170, 1793505, 1919365, 2083882, 2303238, 2352770, 2515030, 3125823, 3529155, 3587010, 3772545, 3838730, 5209705, 5758095, 6251646, 7058310, 7293587, 7545090, 10419410, 11516190, 14587174, 15629115, 21880761, 31258230, 36467935, 43761522, 72935870, 109403805, 218807610]

約数ペア:

[(1, 218807610), (2, 109403805), (3, 72935870), (5, 43761522), (6, 36467935), (7, 31258230), (10, 21880761), (14, 15629115), (15, 14587174), (19, 11516190), (21, 10419410), (29, 7545090), (30, 7293587), (31, 7058310), (35, 6251646), (38, 5758095), (42, 5209705), (57, 3838730), (58, 3772545), (61, 3587010), (62, 3529155), (70, 3125823), (87, 2515030), (93, 2352770), (95, 2303238), (105, 2083882), (114, 1919365), (122, 1793505), (133, 1645170), (145, 1509018), (155, 1411662), (174, 1257515), (183, 1195670), (186, 1176385), (190, 1151619), (203, 1077870), (210, 1041941), (217, 1008330), (266, 822585), (285, 767746), (290, 754509), (305, 717402), (310, 705831), (366, 597835), (399, 548390), (406, 538935), (427, 512430), (434, 504165), (435, 503006), (465, 470554), (551, 397110), (570, 383873), (589, 371490), (609, 359290), (610, 358701), (651, 336110), (665, 329034), (798, 274195), (854, 256215), (870, 251503), (899, 243390), (915, 239134), (930, 235277), (1015, 215574), (1085, 201666), (1102, 198555), (1159, 188790), (1178, 185745), (1218, 179645), (1281, 170810), (1302, 168055), (1330, 164517), (1653, 132370), (1767, 123830), (1769, 123690), (1798, 121695), (1830, 119567), (1891, 115710), (1995, 109678), (2030, 107787), (2135, 102486), (2170, 100833), (2318, 94395), (2562, 85405), (2697, 81130), (2755, 79422), (2945, 74298), (3045, 71858), (3255, 67222), (3306, 66185), (3477, 62930), (3534, 61915), (3538, 61845), (3782, 57855), (3857, 56730), (3990, 54839), (4123, 53070), (4270, 51243), (4495, 48678), (5307, 41230), (5394, 40565), (5510, 39711), (5673, 38570), (5795, 37758), (5890, 37149), (6090, 35929), (6293, 34770), (6405, 34162), (6510, 33611), (6954, 31465), (7714, 28365), (8113, 26970), (8246, 26535), (8265, 26474), (8835, 24766), (8845, 24738), (8990, 24339), (9455, 23142), (10614, 20615), (11346, 19285), (11571, 18910), (11590, 18879), (12369, 17690), (12383, 17670), (12586, 17385), (12810, 17081), (13237, 16530), (13485, 16226)]