155670040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{797}}^1$

素因数の和:1084

約数の個数: 64

約数和(自身を含む): 370591200

約数和(自身を除く): 214921160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 257, 380, 514, 760, 797, 1028, 1285, 1594, 2056, 2570, 3188, 3985, 4883, 5140, 6376, 7970, 9766, 10280, 15143, 15940, 19532, 24415, 30286, 31880, 39064, 48830, 60572, 75715, 97660, 121144, 151430, 195320, 204829, 302860, 409658, 605720, 819316, 1024145, 1638632, 2048290, 3891751, 4096580, 7783502, 8193160, 15567004, 19458755, 31134008, 38917510, 77835020, 155670040]

約数ペア:

[(1, 155670040), (2, 77835020), (4, 38917510), (5, 31134008), (8, 19458755), (10, 15567004), (19, 8193160), (20, 7783502), (38, 4096580), (40, 3891751), (76, 2048290), (95, 1638632), (152, 1024145), (190, 819316), (257, 605720), (380, 409658), (514, 302860), (760, 204829), (797, 195320), (1028, 151430), (1285, 121144), (1594, 97660), (2056, 75715), (2570, 60572), (3188, 48830), (3985, 39064), (4883, 31880), (5140, 30286), (6376, 24415), (7970, 19532), (9766, 15940), (10280, 15143)]