20486533830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:595

約数の個数: 256

約数和(自身を含む): 59454259200

約数和(自身を除く): 38967725370

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 71, 93, 105, 127, 142, 155, 186, 210, 213, 217, 254, 310, 349, 355, 381, 426, 434, 465, 497, 635, 651, 698, 710, 762, 889, 930, 994, 1047, 1065, 1085, 1270, 1302, 1491, 1745, 1778, 1905, 2094, 2130, 2170, 2201, 2443, 2485, 2667, 2982, 3255, 3490, 3810, 3937, 4402, 4445, 4886, 4970, 5235, 5334, 6510, 6603, 7329, 7455, 7874, 8890, 9017, 10470, 10819, 11005, 11811, 12215, 13206, 13335, 14658, 14910, 15407, 18034, 19685, 21638, 22010, 23622, 24430, 24779, 26670, 27051, 27559, 30814, 32457, 33015, 36645, 39370, 44323, 45085, 46221, 49558, 54095, 54102, 55118, 59055, 63119, 64914, 66030, 73290, 74337, 75733, 77035, 82677, 88646, 90170, 92442, 108190, 118110, 123895, 126238, 132969, 135255, 137795, 148674, 151466, 154070, 162285, 165354, 173453, 189357, 221615, 227199, 231105, 247790, 265938, 270510, 275590, 279527, 310261, 315595, 324570, 346906, 371685, 378665, 378714, 413385, 443230, 454398, 462210, 520359, 559054, 620522, 631190, 664845, 743370, 757330, 768149, 826770, 838581, 867265, 930783, 946785, 1040718, 1135995, 1329690, 1374013, 1397635, 1536298, 1551305, 1677162, 1734530, 1861566, 1893570, 1956689, 2271990, 2304447, 2601795, 2748026, 2795270, 3102610, 3146933, 3840745, 3913378, 4122039, 4192905, 4608894, 4653915, 5203590, 5377043, 5870067, 6293866, 6870065, 7681490, 8244078, 8385810, 9307830, 9440799, 9618091, 9783445, 10754086, 11522235, 11740134, 13740130, 15734665, 16131129, 18881598, 19236182, 19566890, 20610195, 22028531, 23044470, 26885215, 28854273, 29350335, 31469330, 32262258, 41220390, 44057062, 47203995, 48090455, 53770430, 57708546, 58700670, 66085593, 80655645, 94407990, 96180910, 97554923, 110142655, 132171186, 144271365, 161311290, 195109846, 220285310, 288542730, 292664769, 330427965, 487774615, 585329538, 660855930, 682884461, 975549230, 1365768922, 1463323845, 2048653383, 2926647690, 3414422305, 4097306766, 6828844610, 10243266915, 20486533830]

約数ペア:

[(1, 20486533830), (2, 10243266915), (3, 6828844610), (5, 4097306766), (6, 3414422305), (7, 2926647690), (10, 2048653383), (14, 1463323845), (15, 1365768922), (21, 975549230), (30, 682884461), (31, 660855930), (35, 585329538), (42, 487774615), (62, 330427965), (70, 292664769), (71, 288542730), (93, 220285310), (105, 195109846), (127, 161311290), (142, 144271365), (155, 132171186), (186, 110142655), (210, 97554923), (213, 96180910), (217, 94407990), (254, 80655645), (310, 66085593), (349, 58700670), (355, 57708546), (381, 53770430), (426, 48090455), (434, 47203995), (465, 44057062), (497, 41220390), (635, 32262258), (651, 31469330), (698, 29350335), (710, 28854273), (762, 26885215), (889, 23044470), (930, 22028531), (994, 20610195), (1047, 19566890), (1065, 19236182), (1085, 18881598), (1270, 16131129), (1302, 15734665), (1491, 13740130), (1745, 11740134), (1778, 11522235), (1905, 10754086), (2094, 9783445), (2130, 9618091), (2170, 9440799), (2201, 9307830), (2443, 8385810), (2485, 8244078), (2667, 7681490), (2982, 6870065), (3255, 6293866), (3490, 5870067), (3810, 5377043), (3937, 5203590), (4402, 4653915), (4445, 4608894), (4886, 4192905), (4970, 4122039), (5235, 3913378), (5334, 3840745), (6510, 3146933), (6603, 3102610), (7329, 2795270), (7455, 2748026), (7874, 2601795), (8890, 2304447), (9017, 2271990), (10470, 1956689), (10819, 1893570), (11005, 1861566), (11811, 1734530), (12215, 1677162), (13206, 1551305), (13335, 1536298), (14658, 1397635), (14910, 1374013), (15407, 1329690), (18034, 1135995), (19685, 1040718), (21638, 946785), (22010, 930783), (23622, 867265), (24430, 838581), (24779, 826770), (26670, 768149), (27051, 757330), (27559, 743370), (30814, 664845), (32457, 631190), (33015, 620522), (36645, 559054), (39370, 520359), (44323, 462210), (45085, 454398), (46221, 443230), (49558, 413385), (54095, 378714), (54102, 378665), (55118, 371685), (59055, 346906), (63119, 324570), (64914, 315595), (66030, 310261), (73290, 279527), (74337, 275590), (75733, 270510), (77035, 265938), (82677, 247790), (88646, 231105), (90170, 227199), (92442, 221615), (108190, 189357), (118110, 173453), (123895, 165354), (126238, 162285), (132969, 154070), (135255, 151466), (137795, 148674)]