16121560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 46126080

約数和(自身を除く): 30004520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 43, 52, 56, 65, 70, 86, 91, 103, 104, 130, 140, 172, 182, 206, 215, 260, 280, 301, 344, 364, 412, 430, 455, 515, 520, 559, 602, 721, 728, 824, 860, 910, 1030, 1118, 1204, 1339, 1442, 1505, 1720, 1820, 2060, 2236, 2408, 2678, 2795, 2884, 3010, 3605, 3640, 3913, 4120, 4429, 4472, 5356, 5590, 5768, 6020, 6695, 7210, 7826, 8858, 9373, 10712, 11180, 12040, 13390, 14420, 15652, 17716, 18746, 19565, 22145, 22360, 26780, 28840, 31003, 31304, 35432, 37492, 39130, 44290, 46865, 53560, 57577, 62006, 74984, 78260, 88580, 93730, 115154, 124012, 155015, 156520, 177160, 187460, 230308, 248024, 287885, 310030, 374920, 403039, 460616, 575770, 620060, 806078, 1151540, 1240120, 1612156, 2015195, 2303080, 3224312, 4030390, 8060780, 16121560]

約数ペア:

[(1, 16121560), (2, 8060780), (4, 4030390), (5, 3224312), (7, 2303080), (8, 2015195), (10, 1612156), (13, 1240120), (14, 1151540), (20, 806078), (26, 620060), (28, 575770), (35, 460616), (40, 403039), (43, 374920), (52, 310030), (56, 287885), (65, 248024), (70, 230308), (86, 187460), (91, 177160), (103, 156520), (104, 155015), (130, 124012), (140, 115154), (172, 93730), (182, 88580), (206, 78260), (215, 74984), (260, 62006), (280, 57577), (301, 53560), (344, 46865), (364, 44290), (412, 39130), (430, 37492), (455, 35432), (515, 31304), (520, 31003), (559, 28840), (602, 26780), (721, 22360), (728, 22145), (824, 19565), (860, 18746), (910, 17716), (1030, 15652), (1118, 14420), (1204, 13390), (1339, 12040), (1442, 11180), (1505, 10712), (1720, 9373), (1820, 8858), (2060, 7826), (2236, 7210), (2408, 6695), (2678, 6020), (2795, 5768), (2884, 5590), (3010, 5356), (3605, 4472), (3640, 4429), (3913, 4120)]