331429648

素因数分解:

$2^4\times {\mathrm{11}}^3\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:317

約数の個数: 80

約数和(自身を含む): 718882560

約数和(自身を除く): 387452912

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 79, 88, 121, 158, 176, 197, 242, 316, 394, 484, 632, 788, 869, 968, 1264, 1331, 1576, 1738, 1936, 2167, 2662, 3152, 3476, 4334, 5324, 6952, 8668, 9559, 10648, 13904, 15563, 17336, 19118, 21296, 23837, 31126, 34672, 38236, 47674, 62252, 76472, 95348, 105149, 124504, 152944, 171193, 190696, 210298, 249008, 262207, 342386, 381392, 420596, 524414, 684772, 841192, 1048828, 1369544, 1682384, 1883123, 2097656, 2739088, 3766246, 4195312, 7532492, 15064984, 20714353, 30129968, 41428706, 82857412, 165714824, 331429648]

約数ペア:

[(1, 331429648), (2, 165714824), (4, 82857412), (8, 41428706), (11, 30129968), (16, 20714353), (22, 15064984), (44, 7532492), (79, 4195312), (88, 3766246), (121, 2739088), (158, 2097656), (176, 1883123), (197, 1682384), (242, 1369544), (316, 1048828), (394, 841192), (484, 684772), (632, 524414), (788, 420596), (869, 381392), (968, 342386), (1264, 262207), (1331, 249008), (1576, 210298), (1738, 190696), (1936, 171193), (2167, 152944), (2662, 124504), (3152, 105149), (3476, 95348), (4334, 76472), (5324, 62252), (6952, 47674), (8668, 38236), (9559, 34672), (10648, 31126), (13904, 23837), (15563, 21296), (17336, 19118)]