83456520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1361}}^1$

素因数の和:1455

約数の個数: 128

約数和(自身を含む): 290269440

約数和(自身を除く): 206812920

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, 73, 84, 105, 120, 140, 146, 168, 210, 219, 280, 292, 365, 420, 438, 511, 584, 730, 840, 876, 1022, 1095, 1361, 1460, 1533, 1752, 2044, 2190, 2555, 2722, 2920, 3066, 4083, 4088, 4380, 5110, 5444, 6132, 6805, 7665, 8166, 8760, 9527, 10220, 10888, 12264, 13610, 15330, 16332, 19054, 20415, 20440, 27220, 28581, 30660, 32664, 38108, 40830, 47635, 54440, 57162, 61320, 76216, 81660, 95270, 99353, 114324, 142905, 163320, 190540, 198706, 228648, 285810, 298059, 381080, 397412, 496765, 571620, 596118, 695471, 794824, 993530, 1143240, 1192236, 1390942, 1490295, 1987060, 2086413, 2384472, 2781884, 2980590, 3477355, 3974120, 4172826, 5563768, 5961180, 6954710, 8345652, 10432065, 11922360, 13909420, 16691304, 20864130, 27818840, 41728260, 83456520]

約数ペア:

[(1, 83456520), (2, 41728260), (3, 27818840), (4, 20864130), (5, 16691304), (6, 13909420), (7, 11922360), (8, 10432065), (10, 8345652), (12, 6954710), (14, 5961180), (15, 5563768), (20, 4172826), (21, 3974120), (24, 3477355), (28, 2980590), (30, 2781884), (35, 2384472), (40, 2086413), (42, 1987060), (56, 1490295), (60, 1390942), (70, 1192236), (73, 1143240), (84, 993530), (105, 794824), (120, 695471), (140, 596118), (146, 571620), (168, 496765), (210, 397412), (219, 381080), (280, 298059), (292, 285810), (365, 228648), (420, 198706), (438, 190540), (511, 163320), (584, 142905), (730, 114324), (840, 99353), (876, 95270), (1022, 81660), (1095, 76216), (1361, 61320), (1460, 57162), (1533, 54440), (1752, 47635), (2044, 40830), (2190, 38108), (2555, 32664), (2722, 30660), (2920, 28581), (3066, 27220), (4083, 20440), (4088, 20415), (4380, 19054), (5110, 16332), (5444, 15330), (6132, 13610), (6805, 12264), (7665, 10888), (8166, 10220), (8760, 9527)]