156623960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{1091}}^1$

素因数の和:1236

約数の個数: 64

約数和(自身を含む): 365994720

約数和(自身を除く): 209370760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 97, 148, 185, 194, 296, 370, 388, 485, 740, 776, 970, 1091, 1480, 1940, 2182, 3589, 3880, 4364, 5455, 7178, 8728, 10910, 14356, 17945, 21820, 28712, 35890, 40367, 43640, 71780, 80734, 105827, 143560, 161468, 201835, 211654, 322936, 403670, 423308, 529135, 807340, 846616, 1058270, 1614680, 2116540, 3915599, 4233080, 7831198, 15662396, 19577995, 31324792, 39155990, 78311980, 156623960]

約数ペア:

[(1, 156623960), (2, 78311980), (4, 39155990), (5, 31324792), (8, 19577995), (10, 15662396), (20, 7831198), (37, 4233080), (40, 3915599), (74, 2116540), (97, 1614680), (148, 1058270), (185, 846616), (194, 807340), (296, 529135), (370, 423308), (388, 403670), (485, 322936), (740, 211654), (776, 201835), (970, 161468), (1091, 143560), (1480, 105827), (1940, 80734), (2182, 71780), (3589, 43640), (3880, 40367), (4364, 35890), (5455, 28712), (7178, 21820), (8728, 17945), (10910, 14356)]