211311100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2111}}^1$

素因数の和:2156

約数の個数: 144

約数和(自身を含む): 615960576

約数和(自身を除く): 404649476

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 25, 26, 28, 35, 44, 50, 52, 55, 65, 70, 77, 91, 100, 110, 130, 140, 143, 154, 175, 182, 220, 260, 275, 286, 308, 325, 350, 364, 385, 455, 550, 572, 650, 700, 715, 770, 910, 1001, 1100, 1300, 1430, 1540, 1820, 1925, 2002, 2111, 2275, 2860, 3575, 3850, 4004, 4222, 4550, 5005, 7150, 7700, 8444, 9100, 10010, 10555, 14300, 14777, 20020, 21110, 23221, 25025, 27443, 29554, 42220, 46442, 50050, 52775, 54886, 59108, 73885, 92884, 100100, 105550, 109772, 116105, 137215, 147770, 162547, 192101, 211100, 232210, 274430, 295540, 301873, 325094, 369425, 384202, 464420, 548860, 580525, 603746, 650188, 686075, 738850, 768404, 812735, 960505, 1161050, 1207492, 1372150, 1477700, 1509365, 1625470, 1921010, 2113111, 2322100, 2744300, 3018730, 3250940, 3842020, 4063675, 4226222, 4802525, 6037460, 7546825, 8127350, 8452444, 9605050, 10565555, 15093650, 16254700, 19210100, 21131110, 30187300, 42262220, 52827775, 105655550, 211311100]

約数ペア:

[(1, 211311100), (2, 105655550), (4, 52827775), (5, 42262220), (7, 30187300), (10, 21131110), (11, 19210100), (13, 16254700), (14, 15093650), (20, 10565555), (22, 9605050), (25, 8452444), (26, 8127350), (28, 7546825), (35, 6037460), (44, 4802525), (50, 4226222), (52, 4063675), (55, 3842020), (65, 3250940), (70, 3018730), (77, 2744300), (91, 2322100), (100, 2113111), (110, 1921010), (130, 1625470), (140, 1509365), (143, 1477700), (154, 1372150), (175, 1207492), (182, 1161050), (220, 960505), (260, 812735), (275, 768404), (286, 738850), (308, 686075), (325, 650188), (350, 603746), (364, 580525), (385, 548860), (455, 464420), (550, 384202), (572, 369425), (650, 325094), (700, 301873), (715, 295540), (770, 274430), (910, 232210), (1001, 211100), (1100, 192101), (1300, 162547), (1430, 147770), (1540, 137215), (1820, 116105), (1925, 109772), (2002, 105550), (2111, 100100), (2275, 92884), (2860, 73885), (3575, 59108), (3850, 54886), (4004, 52775), (4222, 50050), (4550, 46442), (5005, 42220), (7150, 29554), (7700, 27443), (8444, 25025), (9100, 23221), (10010, 21110), (10555, 20020), (14300, 14777)]