66915240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2153}}^1$

素因数の和:2211

約数の個数: 128

約数和(自身を含む): 235733760

約数和(自身を除く): 168818520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 2072, 2153, 2220, 2590, 3108, 3885, 4306, 4440, 5180, 6216, 6459, 7770, 8612, 10360, 10765, 12918, 15071, 15540, 17224, 21530, 25836, 30142, 31080, 32295, 43060, 45213, 51672, 60284, 64590, 75355, 79661, 86120, 90426, 120568, 129180, 150710, 159322, 180852, 226065, 238983, 258360, 301420, 318644, 361704, 398305, 452130, 477966, 557627, 602840, 637288, 796610, 904260, 955932, 1115254, 1194915, 1593220, 1672881, 1808520, 1911864, 2230508, 2389830, 2788135, 3186440, 3345762, 4461016, 4779660, 5576270, 6691524, 8364405, 9559320, 11152540, 13383048, 16728810, 22305080, 33457620, 66915240]

約数ペア:

[(1, 66915240), (2, 33457620), (3, 22305080), (4, 16728810), (5, 13383048), (6, 11152540), (7, 9559320), (8, 8364405), (10, 6691524), (12, 5576270), (14, 4779660), (15, 4461016), (20, 3345762), (21, 3186440), (24, 2788135), (28, 2389830), (30, 2230508), (35, 1911864), (37, 1808520), (40, 1672881), (42, 1593220), (56, 1194915), (60, 1115254), (70, 955932), (74, 904260), (84, 796610), (105, 637288), (111, 602840), (120, 557627), (140, 477966), (148, 452130), (168, 398305), (185, 361704), (210, 318644), (222, 301420), (259, 258360), (280, 238983), (296, 226065), (370, 180852), (420, 159322), (444, 150710), (518, 129180), (555, 120568), (740, 90426), (777, 86120), (840, 79661), (888, 75355), (1036, 64590), (1110, 60284), (1295, 51672), (1480, 45213), (1554, 43060), (2072, 32295), (2153, 31080), (2220, 30142), (2590, 25836), (3108, 21530), (3885, 17224), (4306, 15540), (4440, 15071), (5180, 12918), (6216, 10765), (6459, 10360), (7770, 8612)]