638871840

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3607}}^1$

素因数の和:3672

約数の個数: 192

約数和(自身を含む): 2291224320

約数和(自身を除く): 1652352480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 41, 45, 48, 54, 60, 72, 80, 82, 90, 96, 108, 120, 123, 135, 144, 160, 164, 180, 205, 216, 240, 246, 270, 288, 328, 360, 369, 410, 432, 480, 492, 540, 615, 656, 720, 738, 820, 864, 984, 1080, 1107, 1230, 1312, 1440, 1476, 1640, 1845, 1968, 2160, 2214, 2460, 2952, 3280, 3607, 3690, 3936, 4320, 4428, 4920, 5535, 5904, 6560, 7214, 7380, 8856, 9840, 10821, 11070, 11808, 14428, 14760, 17712, 18035, 19680, 21642, 22140, 28856, 29520, 32463, 35424, 36070, 43284, 44280, 54105, 57712, 59040, 64926, 72140, 86568, 88560, 97389, 108210, 115424, 129852, 144280, 147887, 162315, 173136, 177120, 194778, 216420, 259704, 288560, 295774, 324630, 346272, 389556, 432840, 443661, 486945, 519408, 577120, 591548, 649260, 739435, 779112, 865680, 887322, 973890, 1038816, 1183096, 1298520, 1330983, 1478870, 1558224, 1731360, 1774644, 1947780, 2218305, 2366192, 2597040, 2661966, 2957740, 3116448, 3549288, 3895560, 3992949, 4436610, 4732384, 5194080, 5323932, 5915480, 6654915, 7098576, 7791120, 7985898, 8873220, 10647864, 11830960, 13309830, 14197152, 15582240, 15971796, 17746440, 19964745, 21295728, 23661920, 26619660, 31943592, 35492880, 39929490, 42591456, 53239320, 63887184, 70985760, 79858980, 106478640, 127774368, 159717960, 212957280, 319435920, 638871840]

約数ペア:

[(1, 638871840), (2, 319435920), (3, 212957280), (4, 159717960), (5, 127774368), (6, 106478640), (8, 79858980), (9, 70985760), (10, 63887184), (12, 53239320), (15, 42591456), (16, 39929490), (18, 35492880), (20, 31943592), (24, 26619660), (27, 23661920), (30, 21295728), (32, 19964745), (36, 17746440), (40, 15971796), (41, 15582240), (45, 14197152), (48, 13309830), (54, 11830960), (60, 10647864), (72, 8873220), (80, 7985898), (82, 7791120), (90, 7098576), (96, 6654915), (108, 5915480), (120, 5323932), (123, 5194080), (135, 4732384), (144, 4436610), (160, 3992949), (164, 3895560), (180, 3549288), (205, 3116448), (216, 2957740), (240, 2661966), (246, 2597040), (270, 2366192), (288, 2218305), (328, 1947780), (360, 1774644), (369, 1731360), (410, 1558224), (432, 1478870), (480, 1330983), (492, 1298520), (540, 1183096), (615, 1038816), (656, 973890), (720, 887322), (738, 865680), (820, 779112), (864, 739435), (984, 649260), (1080, 591548), (1107, 577120), (1230, 519408), (1312, 486945), (1440, 443661), (1476, 432840), (1640, 389556), (1845, 346272), (1968, 324630), (2160, 295774), (2214, 288560), (2460, 259704), (2952, 216420), (3280, 194778), (3607, 177120), (3690, 173136), (3936, 162315), (4320, 147887), (4428, 144280), (4920, 129852), (5535, 115424), (5904, 108210), (6560, 97389), (7214, 88560), (7380, 86568), (8856, 72140), (9840, 64926), (10821, 59040), (11070, 57712), (11808, 54105), (14428, 44280), (14760, 43284), (17712, 36070), (18035, 35424), (19680, 32463), (21642, 29520), (22140, 28856)]