1231871160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{2237}}^1$

素因数の和:2617

約数の個数: 128

約数和(自身を含む): 3992950080

約数和(自身を除く): 2761078920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 353, 390, 520, 706, 780, 1059, 1412, 1560, 1765, 2118, 2237, 2824, 3530, 4236, 4474, 4589, 5295, 6711, 7060, 8472, 8948, 9178, 10590, 11185, 13422, 13767, 14120, 17896, 18356, 21180, 22370, 22945, 26844, 27534, 29081, 33555, 36712, 42360, 44740, 45890, 53688, 55068, 58162, 67110, 68835, 87243, 89480, 91780, 110136, 116324, 134220, 137670, 145405, 174486, 183560, 232648, 268440, 275340, 290810, 348972, 436215, 550680, 581620, 697944, 789661, 872430, 1163240, 1579322, 1744860, 2368983, 3158644, 3489720, 3948305, 4737966, 6317288, 7896610, 9475932, 10265593, 11844915, 15793220, 18951864, 20531186, 23689830, 30796779, 31586440, 41062372, 47379660, 51327965, 61593558, 82124744, 94759320, 102655930, 123187116, 153983895, 205311860, 246374232, 307967790, 410623720, 615935580, 1231871160]

約数ペア:

[(1, 1231871160), (2, 615935580), (3, 410623720), (4, 307967790), (5, 246374232), (6, 205311860), (8, 153983895), (10, 123187116), (12, 102655930), (13, 94759320), (15, 82124744), (20, 61593558), (24, 51327965), (26, 47379660), (30, 41062372), (39, 31586440), (40, 30796779), (52, 23689830), (60, 20531186), (65, 18951864), (78, 15793220), (104, 11844915), (120, 10265593), (130, 9475932), (156, 7896610), (195, 6317288), (260, 4737966), (312, 3948305), (353, 3489720), (390, 3158644), (520, 2368983), (706, 1744860), (780, 1579322), (1059, 1163240), (1412, 872430), (1560, 789661), (1765, 697944), (2118, 581620), (2237, 550680), (2824, 436215), (3530, 348972), (4236, 290810), (4474, 275340), (4589, 268440), (5295, 232648), (6711, 183560), (7060, 174486), (8472, 145405), (8948, 137670), (9178, 134220), (10590, 116324), (11185, 110136), (13422, 91780), (13767, 89480), (14120, 87243), (17896, 68835), (18356, 67110), (21180, 58162), (22370, 55068), (22945, 53688), (26844, 45890), (27534, 44740), (29081, 42360), (33555, 36712)]