1994687280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{95531}}^1$

素因数の和:95579

約数の個数: 120

約数和(自身を含む): 6929891280

約数和(自身を除く): 4935204000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 870, 1044, 1160, 1305, 1392, 1740, 2088, 2320, 2610, 3480, 4176, 5220, 6960, 10440, 20880, 95531, 191062, 286593, 382124, 477655, 573186, 764248, 859779, 955310, 1146372, 1432965, 1528496, 1719558, 1910620, 2292744, 2770399, 2865930, 3439116, 3821240, 4298895, 4585488, 5540798, 5731860, 6878232, 7642480, 8311197, 8597790, 11081596, 11463720, 13756464, 13851995, 16622394, 17195580, 22163192, 22927440, 24933591, 27703990, 33244788, 34391160, 41555985, 44326384, 49867182, 55407980, 66489576, 68782320, 83111970, 99734364, 110815960, 124667955, 132979152, 166223940, 199468728, 221631920, 249335910, 332447880, 398937456, 498671820, 664895760, 997343640, 1994687280]

約数ペア:

[(1, 1994687280), (2, 997343640), (3, 664895760), (4, 498671820), (5, 398937456), (6, 332447880), (8, 249335910), (9, 221631920), (10, 199468728), (12, 166223940), (15, 132979152), (16, 124667955), (18, 110815960), (20, 99734364), (24, 83111970), (29, 68782320), (30, 66489576), (36, 55407980), (40, 49867182), (45, 44326384), (48, 41555985), (58, 34391160), (60, 33244788), (72, 27703990), (80, 24933591), (87, 22927440), (90, 22163192), (116, 17195580), (120, 16622394), (144, 13851995), (145, 13756464), (174, 11463720), (180, 11081596), (232, 8597790), (240, 8311197), (261, 7642480), (290, 6878232), (348, 5731860), (360, 5540798), (435, 4585488), (464, 4298895), (522, 3821240), (580, 3439116), (696, 2865930), (720, 2770399), (870, 2292744), (1044, 1910620), (1160, 1719558), (1305, 1528496), (1392, 1432965), (1740, 1146372), (2088, 955310), (2320, 859779), (2610, 764248), (3480, 573186), (4176, 477655), (5220, 382124), (6960, 286593), (10440, 191062), (20880, 95531)]