161232540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{317}}^1$

素因数の和:516

約数の個数: 144

約数和(自身を含む): 529859232

約数和(自身を除く): 368626692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 173, 196, 210, 245, 294, 317, 346, 420, 490, 519, 588, 634, 692, 735, 865, 951, 980, 1038, 1211, 1268, 1470, 1585, 1730, 1902, 2076, 2219, 2422, 2595, 2940, 3170, 3460, 3633, 3804, 4438, 4755, 4844, 5190, 6055, 6340, 6657, 7266, 8477, 8876, 9510, 10380, 11095, 12110, 13314, 14532, 15533, 16954, 18165, 19020, 22190, 24220, 25431, 26628, 31066, 33285, 33908, 36330, 42385, 44380, 46599, 50862, 54841, 62132, 66570, 72660, 77665, 84770, 93198, 101724, 109682, 127155, 133140, 155330, 164523, 169540, 186396, 219364, 232995, 254310, 274205, 310660, 329046, 383887, 465990, 508620, 548410, 658092, 767774, 822615, 931980, 1096820, 1151661, 1535548, 1645230, 1919435, 2303322, 2687209, 3290460, 3838870, 4606644, 5374418, 5758305, 7677740, 8061627, 10748836, 11516610, 13436045, 16123254, 23033220, 26872090, 32246508, 40308135, 53744180, 80616270, 161232540]

約数ペア:

[(1, 161232540), (2, 80616270), (3, 53744180), (4, 40308135), (5, 32246508), (6, 26872090), (7, 23033220), (10, 16123254), (12, 13436045), (14, 11516610), (15, 10748836), (20, 8061627), (21, 7677740), (28, 5758305), (30, 5374418), (35, 4606644), (42, 3838870), (49, 3290460), (60, 2687209), (70, 2303322), (84, 1919435), (98, 1645230), (105, 1535548), (140, 1151661), (147, 1096820), (173, 931980), (196, 822615), (210, 767774), (245, 658092), (294, 548410), (317, 508620), (346, 465990), (420, 383887), (490, 329046), (519, 310660), (588, 274205), (634, 254310), (692, 232995), (735, 219364), (865, 186396), (951, 169540), (980, 164523), (1038, 155330), (1211, 133140), (1268, 127155), (1470, 109682), (1585, 101724), (1730, 93198), (1902, 84770), (2076, 77665), (2219, 72660), (2422, 66570), (2595, 62132), (2940, 54841), (3170, 50862), (3460, 46599), (3633, 44380), (3804, 42385), (4438, 36330), (4755, 33908), (4844, 33285), (5190, 31066), (6055, 26628), (6340, 25431), (6657, 24220), (7266, 22190), (8477, 19020), (8876, 18165), (9510, 16954), (10380, 15533), (11095, 14532), (12110, 13314)]