256151880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{15139}}^1$

素因数の和:15203

約数の個数: 96

約数和(自身を含む): 850262400

約数和(自身を除く): 594110520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 470, 564, 705, 846, 940, 1128, 1410, 1692, 1880, 2115, 2820, 3384, 4230, 5640, 8460, 15139, 16920, 30278, 45417, 60556, 75695, 90834, 121112, 136251, 151390, 181668, 227085, 272502, 302780, 363336, 454170, 545004, 605560, 681255, 711533, 908340, 1090008, 1362510, 1423066, 1816680, 2134599, 2725020, 2846132, 3557665, 4269198, 5450040, 5692264, 6403797, 7115330, 8538396, 10672995, 12807594, 14230660, 17076792, 21345990, 25615188, 28461320, 32018985, 42691980, 51230376, 64037970, 85383960, 128075940, 256151880]

約数ペア:

[(1, 256151880), (2, 128075940), (3, 85383960), (4, 64037970), (5, 51230376), (6, 42691980), (8, 32018985), (9, 28461320), (10, 25615188), (12, 21345990), (15, 17076792), (18, 14230660), (20, 12807594), (24, 10672995), (30, 8538396), (36, 7115330), (40, 6403797), (45, 5692264), (47, 5450040), (60, 4269198), (72, 3557665), (90, 2846132), (94, 2725020), (120, 2134599), (141, 1816680), (180, 1423066), (188, 1362510), (235, 1090008), (282, 908340), (360, 711533), (376, 681255), (423, 605560), (470, 545004), (564, 454170), (705, 363336), (846, 302780), (940, 272502), (1128, 227085), (1410, 181668), (1692, 151390), (1880, 136251), (2115, 121112), (2820, 90834), (3384, 75695), (4230, 60556), (5640, 45417), (8460, 30278), (15139, 16920)]