219707460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1373}}^1$

素因数の和:1522

約数の個数: 144

約数和(自身を含む): 768208896

約数和(自身を除く): 548501436

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, 127, 140, 180, 210, 252, 254, 315, 381, 420, 508, 630, 635, 762, 889, 1143, 1260, 1270, 1373, 1524, 1778, 1905, 2286, 2540, 2667, 2746, 3556, 3810, 4119, 4445, 4572, 5334, 5492, 5715, 6865, 7620, 8001, 8238, 8890, 9611, 10668, 11430, 12357, 13335, 13730, 16002, 16476, 17780, 19222, 20595, 22860, 24714, 26670, 27460, 28833, 32004, 38444, 40005, 41190, 48055, 49428, 53340, 57666, 61785, 80010, 82380, 86499, 96110, 115332, 123570, 144165, 160020, 172998, 174371, 192220, 247140, 288330, 345996, 348742, 432495, 523113, 576660, 697484, 864990, 871855, 1046226, 1220597, 1569339, 1729980, 1743710, 2092452, 2441194, 2615565, 3138678, 3487420, 3661791, 4882388, 5231130, 6102985, 6277356, 7323582, 7846695, 10462260, 10985373, 12205970, 14647164, 15693390, 18308955, 21970746, 24411940, 31386780, 36617910, 43941492, 54926865, 73235820, 109853730, 219707460]

約数ペア:

[(1, 219707460), (2, 109853730), (3, 73235820), (4, 54926865), (5, 43941492), (6, 36617910), (7, 31386780), (9, 24411940), (10, 21970746), (12, 18308955), (14, 15693390), (15, 14647164), (18, 12205970), (20, 10985373), (21, 10462260), (28, 7846695), (30, 7323582), (35, 6277356), (36, 6102985), (42, 5231130), (45, 4882388), (60, 3661791), (63, 3487420), (70, 3138678), (84, 2615565), (90, 2441194), (105, 2092452), (126, 1743710), (127, 1729980), (140, 1569339), (180, 1220597), (210, 1046226), (252, 871855), (254, 864990), (315, 697484), (381, 576660), (420, 523113), (508, 432495), (630, 348742), (635, 345996), (762, 288330), (889, 247140), (1143, 192220), (1260, 174371), (1270, 172998), (1373, 160020), (1524, 144165), (1778, 123570), (1905, 115332), (2286, 96110), (2540, 86499), (2667, 82380), (2746, 80010), (3556, 61785), (3810, 57666), (4119, 53340), (4445, 49428), (4572, 48055), (5334, 41190), (5492, 40005), (5715, 38444), (6865, 32004), (7620, 28833), (8001, 27460), (8238, 26670), (8890, 24714), (9611, 22860), (10668, 20595), (11430, 19222), (12357, 17780), (13335, 16476), (13730, 16002)]