388611720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{154211}}^1$

素因数の和:154235

約数の個数: 96

約数和(自身を含む): 1443424320

約数和(自身を除く): 1054812600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 154211, 308422, 462633, 616844, 771055, 925266, 1079477, 1233688, 1387899, 1542110, 1850532, 2158954, 2313165, 2775798, 3084220, 3238431, 3701064, 4317908, 4626330, 5397385, 5551596, 6168440, 6476862, 6939495, 8635816, 9252660, 9715293, 10794770, 11103192, 12953724, 13878990, 16192155, 18505320, 19430586, 21589540, 25907448, 27757980, 32384310, 38861172, 43179080, 48576465, 55515960, 64768620, 77722344, 97152930, 129537240, 194305860, 388611720]

約数ペア:

[(1, 388611720), (2, 194305860), (3, 129537240), (4, 97152930), (5, 77722344), (6, 64768620), (7, 55515960), (8, 48576465), (9, 43179080), (10, 38861172), (12, 32384310), (14, 27757980), (15, 25907448), (18, 21589540), (20, 19430586), (21, 18505320), (24, 16192155), (28, 13878990), (30, 12953724), (35, 11103192), (36, 10794770), (40, 9715293), (42, 9252660), (45, 8635816), (56, 6939495), (60, 6476862), (63, 6168440), (70, 5551596), (72, 5397385), (84, 4626330), (90, 4317908), (105, 3701064), (120, 3238431), (126, 3084220), (140, 2775798), (168, 2313165), (180, 2158954), (210, 1850532), (252, 1542110), (280, 1387899), (315, 1233688), (360, 1079477), (420, 925266), (504, 771055), (630, 616844), (840, 462633), (1260, 308422), (2520, 154211)]