159811820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1601}}^1$

素因数の和:1671

約数の個数: 96

約数和(自身を含む): 413392896

約数和(自身を除く): 253581076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 31, 35, 46, 62, 70, 92, 115, 124, 140, 155, 161, 217, 230, 310, 322, 434, 460, 620, 644, 713, 805, 868, 1085, 1426, 1601, 1610, 2170, 2852, 3202, 3220, 3565, 4340, 4991, 6404, 7130, 8005, 9982, 11207, 14260, 16010, 19964, 22414, 24955, 32020, 36823, 44828, 49631, 49910, 56035, 73646, 99262, 99820, 112070, 147292, 184115, 198524, 224140, 248155, 257761, 347417, 368230, 496310, 515522, 694834, 736460, 992620, 1031044, 1141513, 1288805, 1389668, 1737085, 2283026, 2577610, 3474170, 4566052, 5155220, 5707565, 6948340, 7990591, 11415130, 15981182, 22830260, 31962364, 39952955, 79905910, 159811820]

約数ペア:

[(1, 159811820), (2, 79905910), (4, 39952955), (5, 31962364), (7, 22830260), (10, 15981182), (14, 11415130), (20, 7990591), (23, 6948340), (28, 5707565), (31, 5155220), (35, 4566052), (46, 3474170), (62, 2577610), (70, 2283026), (92, 1737085), (115, 1389668), (124, 1288805), (140, 1141513), (155, 1031044), (161, 992620), (217, 736460), (230, 694834), (310, 515522), (322, 496310), (434, 368230), (460, 347417), (620, 257761), (644, 248155), (713, 224140), (805, 198524), (868, 184115), (1085, 147292), (1426, 112070), (1601, 99820), (1610, 99262), (2170, 73646), (2852, 56035), (3202, 49910), (3220, 49631), (3565, 44828), (4340, 36823), (4991, 32020), (6404, 24955), (7130, 22414), (8005, 19964), (9982, 16010), (11207, 14260)]