156978419780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{121997}}^1$

素因数の和:122134

約数の個数: 144

約数和(自身を含む): 417066266736

約数和(自身を除く): 260087846956

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 101, 130, 140, 182, 196, 202, 245, 260, 364, 404, 455, 490, 505, 637, 707, 910, 980, 1010, 1274, 1313, 1414, 1820, 2020, 2548, 2626, 2828, 3185, 3535, 4949, 5252, 6370, 6565, 7070, 9191, 9898, 12740, 13130, 14140, 18382, 19796, 24745, 26260, 36764, 45955, 49490, 64337, 91910, 98980, 121997, 128674, 183820, 243994, 257348, 321685, 487988, 609985, 643370, 853979, 1219970, 1286740, 1585961, 1707958, 2439940, 3171922, 3415916, 4269895, 5977853, 6343844, 7929805, 8539790, 11101727, 11955706, 12321697, 15859610, 17079580, 22203454, 23911412, 24643394, 29889265, 31719220, 44406908, 49286788, 55508635, 59778530, 61608485, 77712089, 86251879, 111017270, 119557060, 123216970, 155424178, 160182061, 172503758, 222034540, 246433940, 310848356, 320364122, 345007516, 388560445, 431259395, 603763153, 640728244, 777120890, 800910305, 862518790, 1121274427, 1207526306, 1554241780, 1601820610, 1725037580, 2242548854, 2415052612, 3018815765, 3203641220, 4485097708, 5606372135, 6037631530, 7848920989, 11212744270, 12075263060, 15697841978, 22425488540, 31395683956, 39244604945, 78489209890, 156978419780]

約数ペア:

[(1, 156978419780), (2, 78489209890), (4, 39244604945), (5, 31395683956), (7, 22425488540), (10, 15697841978), (13, 12075263060), (14, 11212744270), (20, 7848920989), (26, 6037631530), (28, 5606372135), (35, 4485097708), (49, 3203641220), (52, 3018815765), (65, 2415052612), (70, 2242548854), (91, 1725037580), (98, 1601820610), (101, 1554241780), (130, 1207526306), (140, 1121274427), (182, 862518790), (196, 800910305), (202, 777120890), (245, 640728244), (260, 603763153), (364, 431259395), (404, 388560445), (455, 345007516), (490, 320364122), (505, 310848356), (637, 246433940), (707, 222034540), (910, 172503758), (980, 160182061), (1010, 155424178), (1274, 123216970), (1313, 119557060), (1414, 111017270), (1820, 86251879), (2020, 77712089), (2548, 61608485), (2626, 59778530), (2828, 55508635), (3185, 49286788), (3535, 44406908), (4949, 31719220), (5252, 29889265), (6370, 24643394), (6565, 23911412), (7070, 22203454), (9191, 17079580), (9898, 15859610), (12740, 12321697), (13130, 11955706), (14140, 11101727), (18382, 8539790), (19796, 7929805), (24745, 6343844), (26260, 5977853), (36764, 4269895), (45955, 3415916), (49490, 3171922), (64337, 2439940), (91910, 1707958), (98980, 1585961), (121997, 1286740), (128674, 1219970), (183820, 853979), (243994, 643370), (257348, 609985), (321685, 487988)]