181267380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{491}}^1$

素因数の和:806

約数の個数: 144

約数和(自身を含む): 631822464

約数和(自身を除く): 450555084

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 293, 315, 420, 491, 586, 630, 879, 982, 1172, 1260, 1465, 1473, 1758, 1964, 2051, 2455, 2637, 2930, 2946, 3437, 3516, 4102, 4395, 4419, 4910, 5274, 5860, 5892, 6153, 6874, 7365, 8204, 8790, 8838, 9820, 10255, 10311, 10548, 12306, 13185, 13748, 14730, 17185, 17580, 17676, 18459, 20510, 20622, 22095, 24612, 26370, 29460, 30765, 30933, 34370, 36918, 41020, 41244, 44190, 51555, 52740, 61530, 61866, 68740, 73836, 88380, 92295, 103110, 123060, 123732, 143863, 154665, 184590, 206220, 287726, 309330, 369180, 431589, 575452, 618660, 719315, 863178, 1007041, 1294767, 1438630, 1726356, 2014082, 2157945, 2589534, 2877260, 3021123, 4028164, 4315890, 5035205, 5179068, 6042246, 6473835, 8631780, 9063369, 10070410, 12084492, 12947670, 15105615, 18126738, 20140820, 25895340, 30211230, 36253476, 45316845, 60422460, 90633690, 181267380]

約数ペア:

[(1, 181267380), (2, 90633690), (3, 60422460), (4, 45316845), (5, 36253476), (6, 30211230), (7, 25895340), (9, 20140820), (10, 18126738), (12, 15105615), (14, 12947670), (15, 12084492), (18, 10070410), (20, 9063369), (21, 8631780), (28, 6473835), (30, 6042246), (35, 5179068), (36, 5035205), (42, 4315890), (45, 4028164), (60, 3021123), (63, 2877260), (70, 2589534), (84, 2157945), (90, 2014082), (105, 1726356), (126, 1438630), (140, 1294767), (180, 1007041), (210, 863178), (252, 719315), (293, 618660), (315, 575452), (420, 431589), (491, 369180), (586, 309330), (630, 287726), (879, 206220), (982, 184590), (1172, 154665), (1260, 143863), (1465, 123732), (1473, 123060), (1758, 103110), (1964, 92295), (2051, 88380), (2455, 73836), (2637, 68740), (2930, 61866), (2946, 61530), (3437, 52740), (3516, 51555), (4102, 44190), (4395, 41244), (4419, 41020), (4910, 36918), (5274, 34370), (5860, 30933), (5892, 30765), (6153, 29460), (6874, 26370), (7365, 24612), (8204, 22095), (8790, 20622), (8838, 20510), (9820, 18459), (10255, 17676), (10311, 17580), (10548, 17185), (12306, 14730), (13185, 13748)]