43520680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:299

約数の個数: 128

約数和(自身を含む): 121927680

約数和(自身を除く): 78407000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 41, 56, 68, 70, 82, 85, 119, 136, 140, 164, 170, 205, 223, 238, 280, 287, 328, 340, 410, 446, 476, 574, 595, 680, 697, 820, 892, 952, 1115, 1148, 1190, 1394, 1435, 1561, 1640, 1784, 2230, 2296, 2380, 2788, 2870, 3122, 3485, 3791, 4460, 4760, 4879, 5576, 5740, 6244, 6970, 7582, 7805, 8920, 9143, 9758, 11480, 12488, 13940, 15164, 15610, 18286, 18955, 19516, 24395, 26537, 27880, 30328, 31220, 36572, 37910, 39032, 45715, 48790, 53074, 62440, 64001, 73144, 75820, 91430, 97580, 106148, 128002, 132685, 151640, 155431, 182860, 195160, 212296, 256004, 265370, 310862, 320005, 365720, 512008, 530740, 621724, 640010, 777155, 1061480, 1088017, 1243448, 1280020, 1554310, 2176034, 2560040, 3108620, 4352068, 5440085, 6217240, 8704136, 10880170, 21760340, 43520680]

約数ペア:

[(1, 43520680), (2, 21760340), (4, 10880170), (5, 8704136), (7, 6217240), (8, 5440085), (10, 4352068), (14, 3108620), (17, 2560040), (20, 2176034), (28, 1554310), (34, 1280020), (35, 1243448), (40, 1088017), (41, 1061480), (56, 777155), (68, 640010), (70, 621724), (82, 530740), (85, 512008), (119, 365720), (136, 320005), (140, 310862), (164, 265370), (170, 256004), (205, 212296), (223, 195160), (238, 182860), (280, 155431), (287, 151640), (328, 132685), (340, 128002), (410, 106148), (446, 97580), (476, 91430), (574, 75820), (595, 73144), (680, 64001), (697, 62440), (820, 53074), (892, 48790), (952, 45715), (1115, 39032), (1148, 37910), (1190, 36572), (1394, 31220), (1435, 30328), (1561, 27880), (1640, 26537), (1784, 24395), (2230, 19516), (2296, 18955), (2380, 18286), (2788, 15610), (2870, 15164), (3122, 13940), (3485, 12488), (3791, 11480), (4460, 9758), (4760, 9143), (4879, 8920), (5576, 7805), (5740, 7582), (6244, 6970)]