328480880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{45121}}^1$

素因数の和:45154

約数の個数: 80

約数和(自身を含む): 939981504

約数和(自身を除く): 611500624

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 45121, 90242, 180484, 225605, 315847, 360968, 451210, 586573, 631694, 721936, 902420, 1173146, 1263388, 1579235, 1804840, 2346292, 2526776, 2932865, 3158470, 3609680, 4106011, 4692584, 5053552, 5865730, 6316940, 8212022, 9385168, 11731460, 12633880, 16424044, 20530055, 23462920, 25267760, 32848088, 41060110, 46925840, 65696176, 82120220, 164240440, 328480880]

約数ペア:

[(1, 328480880), (2, 164240440), (4, 82120220), (5, 65696176), (7, 46925840), (8, 41060110), (10, 32848088), (13, 25267760), (14, 23462920), (16, 20530055), (20, 16424044), (26, 12633880), (28, 11731460), (35, 9385168), (40, 8212022), (52, 6316940), (56, 5865730), (65, 5053552), (70, 4692584), (80, 4106011), (91, 3609680), (104, 3158470), (112, 2932865), (130, 2526776), (140, 2346292), (182, 1804840), (208, 1579235), (260, 1263388), (280, 1173146), (364, 902420), (455, 721936), (520, 631694), (560, 586573), (728, 451210), (910, 360968), (1040, 315847), (1456, 225605), (1820, 180484), (3640, 90242), (7280, 45121)]