153807780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1459}}^1$

素因数の和:1729

約数の個数: 96

約数和(自身を含む): 494484480

約数和(自身を除く): 340676700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 251, 420, 502, 753, 1004, 1255, 1459, 1506, 1757, 2510, 2918, 3012, 3514, 3765, 4377, 5020, 5271, 5836, 7028, 7295, 7530, 8754, 8785, 10213, 10542, 14590, 15060, 17508, 17570, 20426, 21084, 21885, 26355, 29180, 30639, 35140, 40852, 43770, 51065, 52710, 61278, 87540, 102130, 105420, 122556, 153195, 204260, 306390, 366209, 612780, 732418, 1098627, 1464836, 1831045, 2197254, 2563463, 3662090, 4394508, 5126926, 5493135, 7324180, 7690389, 10253852, 10986270, 12817315, 15380778, 21972540, 25634630, 30761556, 38451945, 51269260, 76903890, 153807780]

約数ペア:

[(1, 153807780), (2, 76903890), (3, 51269260), (4, 38451945), (5, 30761556), (6, 25634630), (7, 21972540), (10, 15380778), (12, 12817315), (14, 10986270), (15, 10253852), (20, 7690389), (21, 7324180), (28, 5493135), (30, 5126926), (35, 4394508), (42, 3662090), (60, 2563463), (70, 2197254), (84, 1831045), (105, 1464836), (140, 1098627), (210, 732418), (251, 612780), (420, 366209), (502, 306390), (753, 204260), (1004, 153195), (1255, 122556), (1459, 105420), (1506, 102130), (1757, 87540), (2510, 61278), (2918, 52710), (3012, 51065), (3514, 43770), (3765, 40852), (4377, 35140), (5020, 30639), (5271, 29180), (5836, 26355), (7028, 21885), (7295, 21084), (7530, 20426), (8754, 17570), (8785, 17508), (10213, 15060), (10542, 14590)]