16980498920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{227}}^1$

素因数の和:568

約数の個数: 256

約数和(自身を含む): 48460032000

約数和(自身を除く): 31479533080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 149, 154, 163, 220, 227, 280, 298, 308, 326, 385, 440, 454, 596, 616, 652, 745, 770, 815, 908, 1043, 1135, 1141, 1192, 1304, 1490, 1540, 1589, 1630, 1639, 1793, 1816, 2086, 2270, 2282, 2497, 2980, 3080, 3178, 3260, 3278, 3586, 4172, 4540, 4564, 4994, 5215, 5705, 5960, 6356, 6520, 6556, 7172, 7945, 8195, 8344, 8965, 9080, 9128, 9988, 10430, 11410, 11473, 12485, 12551, 12712, 13112, 14344, 15890, 16390, 17479, 17930, 19976, 20860, 22820, 22946, 24287, 24970, 25102, 31780, 32780, 33823, 34958, 35860, 37001, 41720, 45640, 45892, 48574, 49940, 50204, 57365, 62755, 63560, 65560, 67646, 69916, 71720, 74002, 87395, 91784, 97148, 99880, 100408, 114730, 121435, 125510, 135292, 139832, 148004, 169115, 170009, 174790, 185005, 194296, 229460, 236761, 242870, 251020, 259007, 267157, 270584, 296008, 338230, 340018, 349580, 370010, 372053, 407011, 458920, 473522, 485740, 502040, 518014, 534314, 676460, 680036, 699160, 740020, 744106, 814022, 850045, 947044, 971480, 1036028, 1068628, 1183805, 1295035, 1335785, 1352920, 1360072, 1480040, 1488212, 1628044, 1700090, 1860265, 1870099, 1894088, 2035055, 2072056, 2137256, 2367610, 2590070, 2604371, 2671570, 2849077, 2976424, 3256088, 3400180, 3720530, 3740198, 4070110, 4735220, 5180140, 5208742, 5343140, 5513149, 5698154, 6800360, 7441060, 7480396, 8140220, 9350495, 9470440, 10360280, 10417484, 10686280, 11026298, 11396308, 13021855, 14245385, 14882120, 14960792, 16280440, 18700990, 20834968, 22052596, 22792616, 26043710, 27565745, 28490770, 37401980, 38592043, 44105192, 52087420, 55131490, 56981540, 60644639, 74803960, 77184086, 104174840, 110262980, 113963080, 121289278, 154368172, 192960215, 220525960, 242578556, 303223195, 308736344, 385920430, 424512473, 485157112, 606446390, 771840860, 849024946, 1212892780, 1543681720, 1698049892, 2122562365, 2425785560, 3396099784, 4245124730, 8490249460, 16980498920]

約数ペア:

[(1, 16980498920), (2, 8490249460), (4, 4245124730), (5, 3396099784), (7, 2425785560), (8, 2122562365), (10, 1698049892), (11, 1543681720), (14, 1212892780), (20, 849024946), (22, 771840860), (28, 606446390), (35, 485157112), (40, 424512473), (44, 385920430), (55, 308736344), (56, 303223195), (70, 242578556), (77, 220525960), (88, 192960215), (110, 154368172), (140, 121289278), (149, 113963080), (154, 110262980), (163, 104174840), (220, 77184086), (227, 74803960), (280, 60644639), (298, 56981540), (308, 55131490), (326, 52087420), (385, 44105192), (440, 38592043), (454, 37401980), (596, 28490770), (616, 27565745), (652, 26043710), (745, 22792616), (770, 22052596), (815, 20834968), (908, 18700990), (1043, 16280440), (1135, 14960792), (1141, 14882120), (1192, 14245385), (1304, 13021855), (1490, 11396308), (1540, 11026298), (1589, 10686280), (1630, 10417484), (1639, 10360280), (1793, 9470440), (1816, 9350495), (2086, 8140220), (2270, 7480396), (2282, 7441060), (2497, 6800360), (2980, 5698154), (3080, 5513149), (3178, 5343140), (3260, 5208742), (3278, 5180140), (3586, 4735220), (4172, 4070110), (4540, 3740198), (4564, 3720530), (4994, 3400180), (5215, 3256088), (5705, 2976424), (5960, 2849077), (6356, 2671570), (6520, 2604371), (6556, 2590070), (7172, 2367610), (7945, 2137256), (8195, 2072056), (8344, 2035055), (8965, 1894088), (9080, 1870099), (9128, 1860265), (9988, 1700090), (10430, 1628044), (11410, 1488212), (11473, 1480040), (12485, 1360072), (12551, 1352920), (12712, 1335785), (13112, 1295035), (14344, 1183805), (15890, 1068628), (16390, 1036028), (17479, 971480), (17930, 947044), (19976, 850045), (20860, 814022), (22820, 744106), (22946, 740020), (24287, 699160), (24970, 680036), (25102, 676460), (31780, 534314), (32780, 518014), (33823, 502040), (34958, 485740), (35860, 473522), (37001, 458920), (41720, 407011), (45640, 372053), (45892, 370010), (48574, 349580), (49940, 340018), (50204, 338230), (57365, 296008), (62755, 270584), (63560, 267157), (65560, 259007), (67646, 251020), (69916, 242870), (71720, 236761), (74002, 229460), (87395, 194296), (91784, 185005), (97148, 174790), (99880, 170009), (100408, 169115), (114730, 148004), (121435, 139832), (125510, 135292)]