122788920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 379779840

約数和(自身を除く): 256990920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 107, 120, 131, 146, 214, 219, 262, 292, 321, 365, 393, 428, 438, 524, 535, 584, 642, 655, 730, 786, 856, 876, 1048, 1070, 1095, 1284, 1310, 1460, 1572, 1605, 1752, 1965, 2140, 2190, 2568, 2620, 2920, 3144, 3210, 3930, 4280, 4380, 5240, 6420, 7811, 7860, 8760, 9563, 12840, 14017, 15622, 15720, 19126, 23433, 28034, 28689, 31244, 38252, 39055, 42051, 46866, 47815, 56068, 57378, 62488, 70085, 76504, 78110, 84102, 93732, 95630, 112136, 114756, 117165, 140170, 143445, 156220, 168204, 187464, 191260, 210255, 229512, 234330, 280340, 286890, 312440, 336408, 382520, 420510, 468660, 560680, 573780, 841020, 937320, 1023241, 1147560, 1682040, 2046482, 3069723, 4092964, 5116205, 6139446, 8185928, 10232410, 12278892, 15348615, 20464820, 24557784, 30697230, 40929640, 61394460, 122788920]

約数ペア:

[(1, 122788920), (2, 61394460), (3, 40929640), (4, 30697230), (5, 24557784), (6, 20464820), (8, 15348615), (10, 12278892), (12, 10232410), (15, 8185928), (20, 6139446), (24, 5116205), (30, 4092964), (40, 3069723), (60, 2046482), (73, 1682040), (107, 1147560), (120, 1023241), (131, 937320), (146, 841020), (214, 573780), (219, 560680), (262, 468660), (292, 420510), (321, 382520), (365, 336408), (393, 312440), (428, 286890), (438, 280340), (524, 234330), (535, 229512), (584, 210255), (642, 191260), (655, 187464), (730, 168204), (786, 156220), (856, 143445), (876, 140170), (1048, 117165), (1070, 114756), (1095, 112136), (1284, 95630), (1310, 93732), (1460, 84102), (1572, 78110), (1605, 76504), (1752, 70085), (1965, 62488), (2140, 57378), (2190, 56068), (2568, 47815), (2620, 46866), (2920, 42051), (3144, 39055), (3210, 38252), (3930, 31244), (4280, 28689), (4380, 28034), (5240, 23433), (6420, 19126), (7811, 15720), (7860, 15622), (8760, 14017), (9563, 12840)]