207928920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{19469}}^1$

素因数の和:19572

約数の個数: 64

約数和(自身を含む): 630828000

約数和(自身を除く): 422899080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2670, 3560, 5340, 10680, 19469, 38938, 58407, 77876, 97345, 116814, 155752, 194690, 233628, 292035, 389380, 467256, 584070, 778760, 1168140, 1732741, 2336280, 3465482, 5198223, 6930964, 8663705, 10396446, 13861928, 17327410, 20792892, 25991115, 34654820, 41585784, 51982230, 69309640, 103964460, 207928920]

約数ペア:

[(1, 207928920), (2, 103964460), (3, 69309640), (4, 51982230), (5, 41585784), (6, 34654820), (8, 25991115), (10, 20792892), (12, 17327410), (15, 13861928), (20, 10396446), (24, 8663705), (30, 6930964), (40, 5198223), (60, 3465482), (89, 2336280), (120, 1732741), (178, 1168140), (267, 778760), (356, 584070), (445, 467256), (534, 389380), (712, 292035), (890, 233628), (1068, 194690), (1335, 155752), (1780, 116814), (2136, 97345), (2670, 77876), (3560, 58407), (5340, 38938), (10680, 19469)]