77500920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{359}}^1$

素因数の和:637

約数の個数: 128

約数和(自身を含む): 267494400

約数和(自身を除く): 189993480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 257, 280, 359, 420, 514, 718, 771, 840, 1028, 1077, 1285, 1436, 1542, 1795, 1799, 2056, 2154, 2513, 2570, 2872, 3084, 3590, 3598, 3855, 4308, 5026, 5140, 5385, 5397, 6168, 7180, 7196, 7539, 7710, 8616, 8995, 10052, 10280, 10770, 10794, 12565, 14360, 14392, 15078, 15420, 17990, 20104, 21540, 21588, 25130, 26985, 30156, 30840, 35980, 37695, 43080, 43176, 50260, 53970, 60312, 71960, 75390, 92263, 100520, 107940, 150780, 184526, 215880, 276789, 301560, 369052, 461315, 553578, 645841, 738104, 922630, 1107156, 1291682, 1383945, 1845260, 1937523, 2214312, 2583364, 2767890, 3229205, 3690520, 3875046, 5166728, 5535780, 6458410, 7750092, 9687615, 11071560, 12916820, 15500184, 19375230, 25833640, 38750460, 77500920]

約数ペア:

[(1, 77500920), (2, 38750460), (3, 25833640), (4, 19375230), (5, 15500184), (6, 12916820), (7, 11071560), (8, 9687615), (10, 7750092), (12, 6458410), (14, 5535780), (15, 5166728), (20, 3875046), (21, 3690520), (24, 3229205), (28, 2767890), (30, 2583364), (35, 2214312), (40, 1937523), (42, 1845260), (56, 1383945), (60, 1291682), (70, 1107156), (84, 922630), (105, 738104), (120, 645841), (140, 553578), (168, 461315), (210, 369052), (257, 301560), (280, 276789), (359, 215880), (420, 184526), (514, 150780), (718, 107940), (771, 100520), (840, 92263), (1028, 75390), (1077, 71960), (1285, 60312), (1436, 53970), (1542, 50260), (1795, 43176), (1799, 43080), (2056, 37695), (2154, 35980), (2513, 30840), (2570, 30156), (2872, 26985), (3084, 25130), (3590, 21588), (3598, 21540), (3855, 20104), (4308, 17990), (5026, 15420), (5140, 15078), (5385, 14392), (5397, 14360), (6168, 12565), (7180, 10794), (7196, 10770), (7539, 10280), (7710, 10052), (8616, 8995)]