156976820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7841}}^1$

素因数の和:7881

約数の個数: 96

約数和(自身を含む): 442665216

約数和(自身を除く): 285688396

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1820, 2002, 2860, 4004, 5005, 7841, 10010, 15682, 20020, 31364, 39205, 54887, 78410, 86251, 101933, 109774, 156820, 172502, 203866, 219548, 274435, 345004, 407732, 431255, 509665, 548870, 603757, 713531, 862510, 1019330, 1097740, 1121263, 1207514, 1427062, 1725020, 2038660, 2242526, 2415028, 2854124, 3018785, 3567655, 4485052, 5606315, 6037570, 7135310, 7848841, 11212630, 12075140, 14270620, 15697682, 22425260, 31395364, 39244205, 78488410, 156976820]

約数ペア:

[(1, 156976820), (2, 78488410), (4, 39244205), (5, 31395364), (7, 22425260), (10, 15697682), (11, 14270620), (13, 12075140), (14, 11212630), (20, 7848841), (22, 7135310), (26, 6037570), (28, 5606315), (35, 4485052), (44, 3567655), (52, 3018785), (55, 2854124), (65, 2415028), (70, 2242526), (77, 2038660), (91, 1725020), (110, 1427062), (130, 1207514), (140, 1121263), (143, 1097740), (154, 1019330), (182, 862510), (220, 713531), (260, 603757), (286, 548870), (308, 509665), (364, 431255), (385, 407732), (455, 345004), (572, 274435), (715, 219548), (770, 203866), (910, 172502), (1001, 156820), (1430, 109774), (1540, 101933), (1820, 86251), (2002, 78410), (2860, 54887), (4004, 39205), (5005, 31364), (7841, 20020), (10010, 15682)]