68308240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{853}}^1$

素因数の和:897

約数の個数: 160

約数和(自身を含む): 213486336

約数和(自身を除く): 145178096

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 176, 182, 208, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 560, 572, 616, 715, 728, 770, 853, 880, 910, 1001, 1040, 1144, 1232, 1430, 1456, 1540, 1706, 1820, 2002, 2288, 2860, 3080, 3412, 3640, 4004, 4265, 5005, 5720, 5971, 6160, 6824, 7280, 8008, 8530, 9383, 10010, 11089, 11440, 11942, 13648, 16016, 17060, 18766, 20020, 22178, 23884, 29855, 34120, 37532, 40040, 44356, 46915, 47768, 55445, 59710, 65681, 68240, 75064, 77623, 80080, 88712, 93830, 95536, 110890, 119420, 121979, 131362, 150128, 155246, 177424, 187660, 221780, 238840, 243958, 262724, 310492, 328405, 375320, 388115, 443560, 477680, 487916, 525448, 609895, 620984, 656810, 750640, 776230, 853853, 887120, 975832, 1050896, 1219790, 1241968, 1313620, 1552460, 1707706, 1951664, 2439580, 2627240, 3104920, 3415412, 4269265, 4879160, 5254480, 6209840, 6830824, 8538530, 9758320, 13661648, 17077060, 34154120, 68308240]

約数ペア:

[(1, 68308240), (2, 34154120), (4, 17077060), (5, 13661648), (7, 9758320), (8, 8538530), (10, 6830824), (11, 6209840), (13, 5254480), (14, 4879160), (16, 4269265), (20, 3415412), (22, 3104920), (26, 2627240), (28, 2439580), (35, 1951664), (40, 1707706), (44, 1552460), (52, 1313620), (55, 1241968), (56, 1219790), (65, 1050896), (70, 975832), (77, 887120), (80, 853853), (88, 776230), (91, 750640), (104, 656810), (110, 620984), (112, 609895), (130, 525448), (140, 487916), (143, 477680), (154, 443560), (176, 388115), (182, 375320), (208, 328405), (220, 310492), (260, 262724), (280, 243958), (286, 238840), (308, 221780), (364, 187660), (385, 177424), (440, 155246), (455, 150128), (520, 131362), (560, 121979), (572, 119420), (616, 110890), (715, 95536), (728, 93830), (770, 88712), (853, 80080), (880, 77623), (910, 75064), (1001, 68240), (1040, 65681), (1144, 59710), (1232, 55445), (1430, 47768), (1456, 46915), (1540, 44356), (1706, 40040), (1820, 37532), (2002, 34120), (2288, 29855), (2860, 23884), (3080, 22178), (3412, 20020), (3640, 18766), (4004, 17060), (4265, 16016), (5005, 13648), (5720, 11942), (5971, 11440), (6160, 11089), (6824, 10010), (7280, 9383), (8008, 8530)]