181070820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1097}}^1$

素因数の和:1250

約数の個数: 144

約数和(自身を含む): 633080448

約数和(自身を除く): 452009628

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, 131, 140, 180, 210, 252, 262, 315, 393, 420, 524, 630, 655, 786, 917, 1097, 1179, 1260, 1310, 1572, 1834, 1965, 2194, 2358, 2620, 2751, 3291, 3668, 3930, 4388, 4585, 4716, 5485, 5502, 5895, 6582, 7679, 7860, 8253, 9170, 9873, 10970, 11004, 11790, 13164, 13755, 15358, 16455, 16506, 18340, 19746, 21940, 23037, 23580, 27510, 30716, 32910, 33012, 38395, 39492, 41265, 46074, 49365, 55020, 65820, 69111, 76790, 82530, 92148, 98730, 115185, 138222, 143707, 153580, 165060, 197460, 230370, 276444, 287414, 345555, 431121, 460740, 574828, 691110, 718535, 862242, 1005949, 1293363, 1382220, 1437070, 1724484, 2011898, 2155605, 2586726, 2874140, 3017847, 4023796, 4311210, 5029745, 5173452, 6035694, 6466815, 8622420, 9053541, 10059490, 12071388, 12933630, 15089235, 18107082, 20118980, 25867260, 30178470, 36214164, 45267705, 60356940, 90535410, 181070820]

約数ペア:

[(1, 181070820), (2, 90535410), (3, 60356940), (4, 45267705), (5, 36214164), (6, 30178470), (7, 25867260), (9, 20118980), (10, 18107082), (12, 15089235), (14, 12933630), (15, 12071388), (18, 10059490), (20, 9053541), (21, 8622420), (28, 6466815), (30, 6035694), (35, 5173452), (36, 5029745), (42, 4311210), (45, 4023796), (60, 3017847), (63, 2874140), (70, 2586726), (84, 2155605), (90, 2011898), (105, 1724484), (126, 1437070), (131, 1382220), (140, 1293363), (180, 1005949), (210, 862242), (252, 718535), (262, 691110), (315, 574828), (393, 460740), (420, 431121), (524, 345555), (630, 287414), (655, 276444), (786, 230370), (917, 197460), (1097, 165060), (1179, 153580), (1260, 143707), (1310, 138222), (1572, 115185), (1834, 98730), (1965, 92148), (2194, 82530), (2358, 76790), (2620, 69111), (2751, 65820), (3291, 55020), (3668, 49365), (3930, 46074), (4388, 41265), (4585, 39492), (4716, 38395), (5485, 33012), (5502, 32910), (5895, 30716), (6582, 27510), (7679, 23580), (7860, 23037), (8253, 21940), (9170, 19746), (9873, 18340), (10970, 16506), (11004, 16455), (11790, 15358), (13164, 13755)]