165328520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{1583}}^1$

素因数の和:1974

約数の個数: 64

約数和(自身を含む): 426539520

約数和(自身を除く): 261211000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 373, 746, 1492, 1583, 1865, 2611, 2984, 3166, 3730, 5222, 6332, 7460, 7915, 10444, 11081, 12664, 13055, 14920, 15830, 20888, 22162, 26110, 31660, 44324, 52220, 55405, 63320, 88648, 104440, 110810, 221620, 443240, 590459, 1180918, 2361836, 2952295, 4133213, 4723672, 5904590, 8266426, 11809180, 16532852, 20666065, 23618360, 33065704, 41332130, 82664260, 165328520]

約数ペア:

[(1, 165328520), (2, 82664260), (4, 41332130), (5, 33065704), (7, 23618360), (8, 20666065), (10, 16532852), (14, 11809180), (20, 8266426), (28, 5904590), (35, 4723672), (40, 4133213), (56, 2952295), (70, 2361836), (140, 1180918), (280, 590459), (373, 443240), (746, 221620), (1492, 110810), (1583, 104440), (1865, 88648), (2611, 63320), (2984, 55405), (3166, 52220), (3730, 44324), (5222, 31660), (6332, 26110), (7460, 22162), (7915, 20888), (10444, 15830), (11081, 14920), (12664, 13055)]