328748520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{463}}^1$

素因数の和:635

約数の個数: 128

約数和(自身を含む): 1014935040

約数和(自身を除く): 686186520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 97, 120, 122, 183, 194, 244, 291, 305, 366, 388, 463, 485, 488, 582, 610, 732, 776, 915, 926, 970, 1164, 1220, 1389, 1455, 1464, 1830, 1852, 1940, 2315, 2328, 2440, 2778, 2910, 3660, 3704, 3880, 4630, 5556, 5820, 5917, 6945, 7320, 9260, 11112, 11640, 11834, 13890, 17751, 18520, 23668, 27780, 28243, 29585, 35502, 44911, 47336, 55560, 56486, 59170, 71004, 84729, 88755, 89822, 112972, 118340, 134733, 141215, 142008, 169458, 177510, 179644, 224555, 225944, 236680, 269466, 282430, 338916, 355020, 359288, 423645, 449110, 538932, 564860, 673665, 677832, 710040, 847290, 898220, 1077864, 1129720, 1347330, 1694580, 1796440, 2694660, 2739571, 3389160, 5389320, 5479142, 8218713, 10958284, 13697855, 16437426, 21916568, 27395710, 32874852, 41093565, 54791420, 65749704, 82187130, 109582840, 164374260, 328748520]

約数ペア:

[(1, 328748520), (2, 164374260), (3, 109582840), (4, 82187130), (5, 65749704), (6, 54791420), (8, 41093565), (10, 32874852), (12, 27395710), (15, 21916568), (20, 16437426), (24, 13697855), (30, 10958284), (40, 8218713), (60, 5479142), (61, 5389320), (97, 3389160), (120, 2739571), (122, 2694660), (183, 1796440), (194, 1694580), (244, 1347330), (291, 1129720), (305, 1077864), (366, 898220), (388, 847290), (463, 710040), (485, 677832), (488, 673665), (582, 564860), (610, 538932), (732, 449110), (776, 423645), (915, 359288), (926, 355020), (970, 338916), (1164, 282430), (1220, 269466), (1389, 236680), (1455, 225944), (1464, 224555), (1830, 179644), (1852, 177510), (1940, 169458), (2315, 142008), (2328, 141215), (2440, 134733), (2778, 118340), (2910, 112972), (3660, 89822), (3704, 88755), (3880, 84729), (4630, 71004), (5556, 59170), (5820, 56486), (5917, 55560), (6945, 47336), (7320, 44911), (9260, 35502), (11112, 29585), (11640, 28243), (11834, 27780), (13890, 23668), (17751, 18520)]