159771780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7459}}^1$

素因数の和:7498

約数の個数: 144

約数和(自身を含む): 586535040

約数和(自身を除く): 426763260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 7140, 7459, 10710, 14918, 21420, 22377, 29836, 37295, 44754, 52213, 67131, 74590, 89508, 104426, 111885, 126803, 134262, 149180, 156639, 208852, 223770, 253606, 261065, 268524, 313278, 335655, 380409, 447540, 469917, 507212, 522130, 626556, 634015, 671310, 760818, 783195, 887621, 939834, 1044260, 1141227, 1268030, 1342620, 1521636, 1566390, 1775242, 1879668, 1902045, 2282454, 2349585, 2536060, 2662863, 3132780, 3550484, 3804090, 4438105, 4564908, 4699170, 5325726, 5706135, 7608180, 7988589, 8876210, 9398340, 10651452, 11412270, 13314315, 15977178, 17752420, 22824540, 26628630, 31954356, 39942945, 53257260, 79885890, 159771780]

約数ペア:

[(1, 159771780), (2, 79885890), (3, 53257260), (4, 39942945), (5, 31954356), (6, 26628630), (7, 22824540), (9, 17752420), (10, 15977178), (12, 13314315), (14, 11412270), (15, 10651452), (17, 9398340), (18, 8876210), (20, 7988589), (21, 7608180), (28, 5706135), (30, 5325726), (34, 4699170), (35, 4564908), (36, 4438105), (42, 3804090), (45, 3550484), (51, 3132780), (60, 2662863), (63, 2536060), (68, 2349585), (70, 2282454), (84, 1902045), (85, 1879668), (90, 1775242), (102, 1566390), (105, 1521636), (119, 1342620), (126, 1268030), (140, 1141227), (153, 1044260), (170, 939834), (180, 887621), (204, 783195), (210, 760818), (238, 671310), (252, 634015), (255, 626556), (306, 522130), (315, 507212), (340, 469917), (357, 447540), (420, 380409), (476, 335655), (510, 313278), (595, 268524), (612, 261065), (630, 253606), (714, 223770), (765, 208852), (1020, 156639), (1071, 149180), (1190, 134262), (1260, 126803), (1428, 111885), (1530, 104426), (1785, 89508), (2142, 74590), (2380, 67131), (3060, 52213), (3570, 44754), (4284, 37295), (5355, 29836), (7140, 22377), (7459, 21420), (10710, 14918)]