161287770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{40423}}^1$

素因数の和:40459

約数の個数: 64

約数和(自身を含む): 465684480

約数和(自身を除く): 304396710

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 40423, 80846, 121269, 202115, 242538, 282961, 404230, 565922, 606345, 768037, 848883, 1212690, 1414805, 1536074, 1697766, 2304111, 2829610, 3840185, 4244415, 4608222, 5376259, 7680370, 8488830, 10752518, 11520555, 16128777, 23041110, 26881295, 32257554, 53762590, 80643885, 161287770]

約数ペア:

[(1, 161287770), (2, 80643885), (3, 53762590), (5, 32257554), (6, 26881295), (7, 23041110), (10, 16128777), (14, 11520555), (15, 10752518), (19, 8488830), (21, 7680370), (30, 5376259), (35, 4608222), (38, 4244415), (42, 3840185), (57, 2829610), (70, 2304111), (95, 1697766), (105, 1536074), (114, 1414805), (133, 1212690), (190, 848883), (210, 768037), (266, 606345), (285, 565922), (399, 404230), (570, 282961), (665, 242538), (798, 202115), (1330, 121269), (1995, 80846), (3990, 40423)]