2783181720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{8017}}^1$

素因数の和:8305

約数の個数: 128

約数和(自身を含む): 9144368640

約数和(自身を除く): 6361186920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 263, 264, 330, 440, 526, 660, 789, 1052, 1315, 1320, 1578, 2104, 2630, 2893, 3156, 3945, 5260, 5786, 6312, 7890, 8017, 8679, 10520, 11572, 14465, 15780, 16034, 17358, 23144, 24051, 28930, 31560, 32068, 34716, 40085, 43395, 48102, 57860, 64136, 69432, 80170, 86790, 88187, 96204, 115720, 120255, 160340, 173580, 176374, 192408, 240510, 264561, 320680, 347160, 352748, 440935, 481020, 529122, 705496, 881870, 962040, 1058244, 1322805, 1763740, 2108471, 2116488, 2645610, 3527480, 4216942, 5291220, 6325413, 8433884, 10542355, 10582440, 12650826, 16867768, 21084710, 23193181, 25301652, 31627065, 42169420, 46386362, 50603304, 63254130, 69579543, 84338840, 92772724, 115965905, 126508260, 139159086, 185545448, 231931810, 253016520, 278318172, 347897715, 463863620, 556636344, 695795430, 927727240, 1391590860, 2783181720]

約数ペア:

[(1, 2783181720), (2, 1391590860), (3, 927727240), (4, 695795430), (5, 556636344), (6, 463863620), (8, 347897715), (10, 278318172), (11, 253016520), (12, 231931810), (15, 185545448), (20, 139159086), (22, 126508260), (24, 115965905), (30, 92772724), (33, 84338840), (40, 69579543), (44, 63254130), (55, 50603304), (60, 46386362), (66, 42169420), (88, 31627065), (110, 25301652), (120, 23193181), (132, 21084710), (165, 16867768), (220, 12650826), (263, 10582440), (264, 10542355), (330, 8433884), (440, 6325413), (526, 5291220), (660, 4216942), (789, 3527480), (1052, 2645610), (1315, 2116488), (1320, 2108471), (1578, 1763740), (2104, 1322805), (2630, 1058244), (2893, 962040), (3156, 881870), (3945, 705496), (5260, 529122), (5786, 481020), (6312, 440935), (7890, 352748), (8017, 347160), (8679, 320680), (10520, 264561), (11572, 240510), (14465, 192408), (15780, 176374), (16034, 173580), (17358, 160340), (23144, 120255), (24051, 115720), (28930, 96204), (31560, 88187), (32068, 86790), (34716, 80170), (40085, 69432), (43395, 64136), (48102, 57860)]