138613440

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{20627}}^1$

素因数の和:20654

約数の個数: 112

約数和(自身を含む): 502993152

約数和(自身を除く): 364379712

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 20627, 41254, 61881, 82508, 103135, 123762, 144389, 165016, 206270, 247524, 288778, 309405, 330032, 412540, 433167, 495048, 577556, 618810, 660064, 721945, 825080, 866334, 990096, 1155112, 1237620, 1320128, 1443890, 1650160, 1732668, 1980192, 2165835, 2310224, 2475240, 2887780, 3300320, 3465336, 3960384, 4331670, 4620448, 4950480, 5775560, 6600640, 6930672, 8663340, 9240896, 9900960, 11551120, 13861344, 17326680, 19801920, 23102240, 27722688, 34653360, 46204480, 69306720, 138613440]

約数ペア:

[(1, 138613440), (2, 69306720), (3, 46204480), (4, 34653360), (5, 27722688), (6, 23102240), (7, 19801920), (8, 17326680), (10, 13861344), (12, 11551120), (14, 9900960), (15, 9240896), (16, 8663340), (20, 6930672), (21, 6600640), (24, 5775560), (28, 4950480), (30, 4620448), (32, 4331670), (35, 3960384), (40, 3465336), (42, 3300320), (48, 2887780), (56, 2475240), (60, 2310224), (64, 2165835), (70, 1980192), (80, 1732668), (84, 1650160), (96, 1443890), (105, 1320128), (112, 1237620), (120, 1155112), (140, 990096), (160, 866334), (168, 825080), (192, 721945), (210, 660064), (224, 618810), (240, 577556), (280, 495048), (320, 433167), (336, 412540), (420, 330032), (448, 309405), (480, 288778), (560, 247524), (672, 206270), (840, 165016), (960, 144389), (1120, 123762), (1344, 103135), (1680, 82508), (2240, 61881), (3360, 41254), (6720, 20627)]