338343720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19717}}^1$

素因数の和:19755

約数の個数: 128

約数和(自身を含む): 1192544640

約数和(自身を除く): 854200920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 5720, 8580, 17160, 19717, 39434, 59151, 78868, 98585, 118302, 157736, 197170, 216887, 236604, 256321, 295755, 394340, 433774, 473208, 512642, 591510, 650661, 768963, 788680, 867548, 1025284, 1084435, 1183020, 1281605, 1301322, 1537926, 1735096, 2050568, 2168870, 2366040, 2563210, 2602644, 2819531, 3075852, 3253305, 3844815, 4337740, 5126420, 5205288, 5639062, 6151704, 6506610, 7689630, 8458593, 8675480, 10252840, 11278124, 13013220, 14097655, 15379260, 16917186, 22556248, 26026440, 28195310, 30758520, 33834372, 42292965, 56390620, 67668744, 84585930, 112781240, 169171860, 338343720]

約数ペア:

[(1, 338343720), (2, 169171860), (3, 112781240), (4, 84585930), (5, 67668744), (6, 56390620), (8, 42292965), (10, 33834372), (11, 30758520), (12, 28195310), (13, 26026440), (15, 22556248), (20, 16917186), (22, 15379260), (24, 14097655), (26, 13013220), (30, 11278124), (33, 10252840), (39, 8675480), (40, 8458593), (44, 7689630), (52, 6506610), (55, 6151704), (60, 5639062), (65, 5205288), (66, 5126420), (78, 4337740), (88, 3844815), (104, 3253305), (110, 3075852), (120, 2819531), (130, 2602644), (132, 2563210), (143, 2366040), (156, 2168870), (165, 2050568), (195, 1735096), (220, 1537926), (260, 1301322), (264, 1281605), (286, 1183020), (312, 1084435), (330, 1025284), (390, 867548), (429, 788680), (440, 768963), (520, 650661), (572, 591510), (660, 512642), (715, 473208), (780, 433774), (858, 394340), (1144, 295755), (1320, 256321), (1430, 236604), (1560, 216887), (1716, 197170), (2145, 157736), (2860, 118302), (3432, 98585), (4290, 78868), (5720, 59151), (8580, 39434), (17160, 19717)]