208983420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{727}}^1\times {\mathrm{1597}}^1$

素因数の和:2339

約数の個数: 72

約数和(自身を含む): 635185824

約数和(自身を除く): 426202404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 727, 1454, 1597, 2181, 2908, 3194, 3635, 4362, 4791, 6388, 6543, 7270, 7985, 8724, 9582, 10905, 13086, 14373, 14540, 15970, 19164, 21810, 23955, 26172, 28746, 31940, 32715, 43620, 47910, 57492, 65430, 71865, 95820, 130860, 143730, 287460, 1161019, 2322038, 3483057, 4644076, 5805095, 6966114, 10449171, 11610190, 13932228, 17415285, 20898342, 23220380, 34830570, 41796684, 52245855, 69661140, 104491710, 208983420]

約数ペア:

[(1, 208983420), (2, 104491710), (3, 69661140), (4, 52245855), (5, 41796684), (6, 34830570), (9, 23220380), (10, 20898342), (12, 17415285), (15, 13932228), (18, 11610190), (20, 10449171), (30, 6966114), (36, 5805095), (45, 4644076), (60, 3483057), (90, 2322038), (180, 1161019), (727, 287460), (1454, 143730), (1597, 130860), (2181, 95820), (2908, 71865), (3194, 65430), (3635, 57492), (4362, 47910), (4791, 43620), (6388, 32715), (6543, 31940), (7270, 28746), (7985, 26172), (8724, 23955), (9582, 21810), (10905, 19164), (13086, 15970), (14373, 14540)]