2761788120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{252911}}^1$

素因数の和:252945

約数の個数: 128

約数和(自身を含む): 10197411840

約数和(自身を除く): 7435623720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 252911, 505822, 758733, 1011644, 1264555, 1517466, 1770377, 2023288, 2529110, 3034932, 3287843, 3540754, 3793665, 5058220, 5311131, 6069864, 6575686, 7081508, 7587330, 8851885, 9863529, 10116440, 10622262, 13151372, 14163016, 15174660, 16439215, 17703770, 19727058, 21244524, 23014901, 26302744, 26555655, 30349320, 32878430, 35407540, 39454116, 42489048, 46029802, 49317645, 53111310, 65756860, 69044703, 70815080, 78908232, 92059604, 98635290, 106222620, 115074505, 131513720, 138089406, 184119208, 197270580, 212445240, 230149010, 276178812, 345223515, 394541160, 460298020, 552357624, 690447030, 920596040, 1380894060, 2761788120]

約数ペア:

[(1, 2761788120), (2, 1380894060), (3, 920596040), (4, 690447030), (5, 552357624), (6, 460298020), (7, 394541160), (8, 345223515), (10, 276178812), (12, 230149010), (13, 212445240), (14, 197270580), (15, 184119208), (20, 138089406), (21, 131513720), (24, 115074505), (26, 106222620), (28, 98635290), (30, 92059604), (35, 78908232), (39, 70815080), (40, 69044703), (42, 65756860), (52, 53111310), (56, 49317645), (60, 46029802), (65, 42489048), (70, 39454116), (78, 35407540), (84, 32878430), (91, 30349320), (104, 26555655), (105, 26302744), (120, 23014901), (130, 21244524), (140, 19727058), (156, 17703770), (168, 16439215), (182, 15174660), (195, 14163016), (210, 13151372), (260, 10622262), (273, 10116440), (280, 9863529), (312, 8851885), (364, 7587330), (390, 7081508), (420, 6575686), (455, 6069864), (520, 5311131), (546, 5058220), (728, 3793665), (780, 3540754), (840, 3287843), (910, 3034932), (1092, 2529110), (1365, 2023288), (1560, 1770377), (1820, 1517466), (2184, 1264555), (2730, 1011644), (3640, 758733), (5460, 505822), (10920, 252911)]