243551520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9949}}^1$

素因数の和:9987

約数の個数: 144

約数和(自身を含む): 880097400

約数和(自身を除く): 636545880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 3060, 4080, 4896, 6120, 8160, 9949, 12240, 19898, 24480, 29847, 39796, 49745, 59694, 79592, 89541, 99490, 119388, 149235, 159184, 169133, 179082, 198980, 238776, 298470, 318368, 338266, 358164, 397960, 447705, 477552, 507399, 596940, 676532, 716328, 795920, 845665, 895410, 955104, 1014798, 1193880, 1353064, 1432656, 1522197, 1591840, 1691330, 1790820, 2029596, 2387760, 2536995, 2706128, 2865312, 3044394, 3382660, 3581640, 4059192, 4775520, 5073990, 5412256, 6088788, 6765320, 7163280, 7610985, 8118384, 10147980, 12177576, 13530640, 14326560, 15221970, 16236768, 20295960, 24355152, 27061280, 30443940, 40591920, 48710304, 60887880, 81183840, 121775760, 243551520]

約数ペア:

[(1, 243551520), (2, 121775760), (3, 81183840), (4, 60887880), (5, 48710304), (6, 40591920), (8, 30443940), (9, 27061280), (10, 24355152), (12, 20295960), (15, 16236768), (16, 15221970), (17, 14326560), (18, 13530640), (20, 12177576), (24, 10147980), (30, 8118384), (32, 7610985), (34, 7163280), (36, 6765320), (40, 6088788), (45, 5412256), (48, 5073990), (51, 4775520), (60, 4059192), (68, 3581640), (72, 3382660), (80, 3044394), (85, 2865312), (90, 2706128), (96, 2536995), (102, 2387760), (120, 2029596), (136, 1790820), (144, 1691330), (153, 1591840), (160, 1522197), (170, 1432656), (180, 1353064), (204, 1193880), (240, 1014798), (255, 955104), (272, 895410), (288, 845665), (306, 795920), (340, 716328), (360, 676532), (408, 596940), (480, 507399), (510, 477552), (544, 447705), (612, 397960), (680, 358164), (720, 338266), (765, 318368), (816, 298470), (1020, 238776), (1224, 198980), (1360, 179082), (1440, 169133), (1530, 159184), (1632, 149235), (2040, 119388), (2448, 99490), (2720, 89541), (3060, 79592), (4080, 59694), (4896, 49745), (6120, 39796), (8160, 29847), (9949, 24480), (12240, 19898)]