12879127560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{9371}}^1$

素因数の和:10279

約数の個数: 128

約数和(自身を含む): 41661164160

約数和(自身を除く): 28782036600

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, 390, 520, 780, 881, 1560, 1762, 2643, 3524, 4405, 5286, 7048, 8810, 9371, 10572, 11453, 13215, 17620, 18742, 21144, 22906, 26430, 28113, 34359, 35240, 37484, 45812, 46855, 52860, 56226, 57265, 68718, 74968, 91624, 93710, 105720, 112452, 114530, 121823, 137436, 140565, 171795, 187420, 224904, 229060, 243646, 274872, 281130, 343590, 365469, 374840, 458120, 487292, 562260, 609115, 687180, 730938, 974584, 1124520, 1218230, 1374360, 1461876, 1827345, 2436460, 2923752, 3654690, 4872920, 7309380, 8255851, 14618760, 16511702, 24767553, 33023404, 41279255, 49535106, 66046808, 82558510, 99070212, 107326063, 123837765, 165117020, 198140424, 214652126, 247675530, 321978189, 330234040, 429304252, 495351060, 536630315, 643956378, 858608504, 990702120, 1073260630, 1287912756, 1609890945, 2146521260, 2575825512, 3219781890, 4293042520, 6439563780, 12879127560]

約数ペア:

[(1, 12879127560), (2, 6439563780), (3, 4293042520), (4, 3219781890), (5, 2575825512), (6, 2146521260), (8, 1609890945), (10, 1287912756), (12, 1073260630), (13, 990702120), (15, 858608504), (20, 643956378), (24, 536630315), (26, 495351060), (30, 429304252), (39, 330234040), (40, 321978189), (52, 247675530), (60, 214652126), (65, 198140424), (78, 165117020), (104, 123837765), (120, 107326063), (130, 99070212), (156, 82558510), (195, 66046808), (260, 49535106), (312, 41279255), (390, 33023404), (520, 24767553), (780, 16511702), (881, 14618760), (1560, 8255851), (1762, 7309380), (2643, 4872920), (3524, 3654690), (4405, 2923752), (5286, 2436460), (7048, 1827345), (8810, 1461876), (9371, 1374360), (10572, 1218230), (11453, 1124520), (13215, 974584), (17620, 730938), (18742, 687180), (21144, 609115), (22906, 562260), (26430, 487292), (28113, 458120), (34359, 374840), (35240, 365469), (37484, 343590), (45812, 281130), (46855, 274872), (52860, 243646), (56226, 229060), (57265, 224904), (68718, 187420), (74968, 171795), (91624, 140565), (93710, 137436), (105720, 121823), (112452, 114530)]