159639928

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2749}}^1$

素因数の和:2840

約数の個数: 64

約数和(自身を含む): 368280000

約数和(自身を除く): 208640072

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 61, 68, 119, 122, 136, 238, 244, 427, 476, 488, 854, 952, 1037, 1708, 2074, 2749, 3416, 4148, 5498, 7259, 8296, 10996, 14518, 19243, 21992, 29036, 38486, 46733, 58072, 76972, 93466, 153944, 167689, 186932, 327131, 335378, 373864, 654262, 670756, 1173823, 1308524, 1341512, 2347646, 2617048, 2850713, 4695292, 5701426, 9390584, 11402852, 19954991, 22805704, 39909982, 79819964, 159639928]

約数ペア:

[(1, 159639928), (2, 79819964), (4, 39909982), (7, 22805704), (8, 19954991), (14, 11402852), (17, 9390584), (28, 5701426), (34, 4695292), (56, 2850713), (61, 2617048), (68, 2347646), (119, 1341512), (122, 1308524), (136, 1173823), (238, 670756), (244, 654262), (427, 373864), (476, 335378), (488, 327131), (854, 186932), (952, 167689), (1037, 153944), (1708, 93466), (2074, 76972), (2749, 58072), (3416, 46733), (4148, 38486), (5498, 29036), (7259, 21992), (8296, 19243), (10996, 14518)]