55199880

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{631}}^1$

素因数の和:663

約数の個数: 128

約数和(自身を含む): 186566400

約数和(自身を除く): 131366520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 631, 648, 729, 810, 972, 1080, 1215, 1262, 1458, 1620, 1893, 1944, 2187, 2430, 2524, 2916, 3155, 3240, 3645, 3786, 4374, 4860, 5048, 5679, 5832, 6310, 7290, 7572, 8748, 9465, 9720, 10935, 11358, 12620, 14580, 15144, 17037, 17496, 18930, 21870, 22716, 25240, 28395, 29160, 34074, 37860, 43740, 45432, 51111, 56790, 68148, 75720, 85185, 87480, 102222, 113580, 136296, 153333, 170370, 204444, 227160, 255555, 306666, 340740, 408888, 459999, 511110, 613332, 681480, 766665, 919998, 1022220, 1226664, 1379997, 1533330, 1839996, 2044440, 2299995, 2759994, 3066660, 3679992, 4599990, 5519988, 6133320, 6899985, 9199980, 11039976, 13799970, 18399960, 27599940, 55199880]

約数ペア:

[(1, 55199880), (2, 27599940), (3, 18399960), (4, 13799970), (5, 11039976), (6, 9199980), (8, 6899985), (9, 6133320), (10, 5519988), (12, 4599990), (15, 3679992), (18, 3066660), (20, 2759994), (24, 2299995), (27, 2044440), (30, 1839996), (36, 1533330), (40, 1379997), (45, 1226664), (54, 1022220), (60, 919998), (72, 766665), (81, 681480), (90, 613332), (108, 511110), (120, 459999), (135, 408888), (162, 340740), (180, 306666), (216, 255555), (243, 227160), (270, 204444), (324, 170370), (360, 153333), (405, 136296), (486, 113580), (540, 102222), (631, 87480), (648, 85185), (729, 75720), (810, 68148), (972, 56790), (1080, 51111), (1215, 45432), (1262, 43740), (1458, 37860), (1620, 34074), (1893, 29160), (1944, 28395), (2187, 25240), (2430, 22716), (2524, 21870), (2916, 18930), (3155, 17496), (3240, 17037), (3645, 15144), (3786, 14580), (4374, 12620), (4860, 11358), (5048, 10935), (5679, 9720), (5832, 9465), (6310, 8748), (7290, 7572)]