209128920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1741}}^1$

素因数の和:1786

約数の個数: 256

約数和(自身を含む): 842849280

約数和(自身を除く): 633720360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 52, 55, 56, 60, 65, 66, 70, 77, 78, 84, 88, 91, 104, 105, 110, 120, 130, 132, 140, 143, 154, 156, 165, 168, 182, 195, 210, 220, 231, 260, 264, 273, 280, 286, 308, 312, 330, 364, 385, 390, 420, 429, 440, 455, 462, 520, 546, 572, 616, 660, 715, 728, 770, 780, 840, 858, 910, 924, 1001, 1092, 1144, 1155, 1320, 1365, 1430, 1540, 1560, 1716, 1741, 1820, 1848, 2002, 2145, 2184, 2310, 2730, 2860, 3003, 3080, 3432, 3482, 3640, 4004, 4290, 4620, 5005, 5223, 5460, 5720, 6006, 6964, 8008, 8580, 8705, 9240, 10010, 10446, 10920, 12012, 12187, 13928, 15015, 17160, 17410, 19151, 20020, 20892, 22633, 24024, 24374, 26115, 30030, 34820, 36561, 38302, 40040, 41784, 45266, 48748, 52230, 57453, 60060, 60935, 67899, 69640, 73122, 76604, 90532, 95755, 97496, 104460, 113165, 114906, 120120, 121870, 134057, 135798, 146244, 153208, 158431, 181064, 182805, 191510, 208920, 226330, 229812, 243740, 248963, 268114, 271596, 287265, 292488, 316862, 339495, 365610, 383020, 402171, 452660, 459624, 475293, 487480, 497926, 536228, 543192, 574530, 633724, 670285, 678990, 731220, 746889, 766040, 792155, 804342, 905320, 950586, 995852, 1072456, 1149060, 1244815, 1267448, 1340570, 1357980, 1462440, 1493778, 1584310, 1608684, 1742741, 1901172, 1991704, 2010855, 2298120, 2376465, 2489630, 2681140, 2715960, 2987556, 3168620, 3217368, 3485482, 3734445, 3802344, 4021710, 4752930, 4979260, 5228223, 5362280, 5975112, 6337240, 6970964, 7468890, 8043420, 8713705, 9505860, 9958520, 10456446, 13941928, 14937780, 16086840, 17427410, 19011720, 20912892, 26141115, 29875560, 34854820, 41825784, 52282230, 69709640, 104564460, 209128920]

約数ペア:

[(1, 209128920), (2, 104564460), (3, 69709640), (4, 52282230), (5, 41825784), (6, 34854820), (7, 29875560), (8, 26141115), (10, 20912892), (11, 19011720), (12, 17427410), (13, 16086840), (14, 14937780), (15, 13941928), (20, 10456446), (21, 9958520), (22, 9505860), (24, 8713705), (26, 8043420), (28, 7468890), (30, 6970964), (33, 6337240), (35, 5975112), (39, 5362280), (40, 5228223), (42, 4979260), (44, 4752930), (52, 4021710), (55, 3802344), (56, 3734445), (60, 3485482), (65, 3217368), (66, 3168620), (70, 2987556), (77, 2715960), (78, 2681140), (84, 2489630), (88, 2376465), (91, 2298120), (104, 2010855), (105, 1991704), (110, 1901172), (120, 1742741), (130, 1608684), (132, 1584310), (140, 1493778), (143, 1462440), (154, 1357980), (156, 1340570), (165, 1267448), (168, 1244815), (182, 1149060), (195, 1072456), (210, 995852), (220, 950586), (231, 905320), (260, 804342), (264, 792155), (273, 766040), (280, 746889), (286, 731220), (308, 678990), (312, 670285), (330, 633724), (364, 574530), (385, 543192), (390, 536228), (420, 497926), (429, 487480), (440, 475293), (455, 459624), (462, 452660), (520, 402171), (546, 383020), (572, 365610), (616, 339495), (660, 316862), (715, 292488), (728, 287265), (770, 271596), (780, 268114), (840, 248963), (858, 243740), (910, 229812), (924, 226330), (1001, 208920), (1092, 191510), (1144, 182805), (1155, 181064), (1320, 158431), (1365, 153208), (1430, 146244), (1540, 135798), (1560, 134057), (1716, 121870), (1741, 120120), (1820, 114906), (1848, 113165), (2002, 104460), (2145, 97496), (2184, 95755), (2310, 90532), (2730, 76604), (2860, 73122), (3003, 69640), (3080, 67899), (3432, 60935), (3482, 60060), (3640, 57453), (4004, 52230), (4290, 48748), (4620, 45266), (5005, 41784), (5223, 40040), (5460, 38302), (5720, 36561), (6006, 34820), (6964, 30030), (8008, 26115), (8580, 24374), (8705, 24024), (9240, 22633), (10010, 20892), (10446, 20020), (10920, 19151), (12012, 17410), (12187, 17160), (13928, 15015)]