1729980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1373}}^1$

素因数の和:1395

約数の個数: 72

約数和(自身を含む): 6001632

約数和(自身を除く): 4271652

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, 315, 420, 630, 1260, 1373, 2746, 4119, 5492, 6865, 8238, 9611, 12357, 13730, 16476, 19222, 20595, 24714, 27460, 28833, 38444, 41190, 48055, 49428, 57666, 61785, 82380, 86499, 96110, 115332, 123570, 144165, 172998, 192220, 247140, 288330, 345996, 432495, 576660, 864990, 1729980]

約数ペア:

[(1, 1729980), (2, 864990), (3, 576660), (4, 432495), (5, 345996), (6, 288330), (7, 247140), (9, 192220), (10, 172998), (12, 144165), (14, 123570), (15, 115332), (18, 96110), (20, 86499), (21, 82380), (28, 61785), (30, 57666), (35, 49428), (36, 48055), (42, 41190), (45, 38444), (60, 28833), (63, 27460), (70, 24714), (84, 20595), (90, 19222), (105, 16476), (126, 13730), (140, 12357), (180, 9611), (210, 8238), (252, 6865), (315, 5492), (420, 4119), (630, 2746), (1260, 1373)]