388510560

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{647}}^1$

素因数の和:810

約数の個数: 192

約数和(自身を含む): 1371686400

約数和(自身を除く): 983175840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 139, 144, 160, 180, 216, 240, 270, 278, 288, 360, 417, 432, 480, 540, 556, 647, 695, 720, 834, 864, 1080, 1112, 1251, 1294, 1390, 1440, 1668, 1941, 2085, 2160, 2224, 2502, 2588, 2780, 3235, 3336, 3753, 3882, 4170, 4320, 4448, 5004, 5176, 5560, 5823, 6255, 6470, 6672, 7506, 7764, 8340, 9705, 10008, 10352, 11120, 11646, 12510, 12940, 13344, 15012, 15528, 16680, 17469, 18765, 19410, 20016, 20704, 22240, 23292, 25020, 25880, 29115, 30024, 31056, 33360, 34938, 37530, 38820, 40032, 46584, 50040, 51760, 58230, 60048, 62112, 66720, 69876, 75060, 77640, 87345, 89933, 93168, 100080, 103520, 116460, 120096, 139752, 150120, 155280, 174690, 179866, 186336, 200160, 232920, 269799, 279504, 300240, 310560, 349380, 359732, 449665, 465840, 539598, 559008, 600480, 698760, 719464, 809397, 899330, 931680, 1079196, 1348995, 1397520, 1438928, 1618794, 1798660, 2158392, 2428191, 2697990, 2795040, 2877856, 3237588, 3597320, 4046985, 4316784, 4856382, 5395980, 6475176, 7194640, 8093970, 8633568, 9712764, 10791960, 12140955, 12950352, 14389280, 16187940, 19425528, 21583920, 24281910, 25900704, 32375880, 38851056, 43167840, 48563820, 64751760, 77702112, 97127640, 129503520, 194255280, 388510560]

約数ペア:

[(1, 388510560), (2, 194255280), (3, 129503520), (4, 97127640), (5, 77702112), (6, 64751760), (8, 48563820), (9, 43167840), (10, 38851056), (12, 32375880), (15, 25900704), (16, 24281910), (18, 21583920), (20, 19425528), (24, 16187940), (27, 14389280), (30, 12950352), (32, 12140955), (36, 10791960), (40, 9712764), (45, 8633568), (48, 8093970), (54, 7194640), (60, 6475176), (72, 5395980), (80, 4856382), (90, 4316784), (96, 4046985), (108, 3597320), (120, 3237588), (135, 2877856), (139, 2795040), (144, 2697990), (160, 2428191), (180, 2158392), (216, 1798660), (240, 1618794), (270, 1438928), (278, 1397520), (288, 1348995), (360, 1079196), (417, 931680), (432, 899330), (480, 809397), (540, 719464), (556, 698760), (647, 600480), (695, 559008), (720, 539598), (834, 465840), (864, 449665), (1080, 359732), (1112, 349380), (1251, 310560), (1294, 300240), (1390, 279504), (1440, 269799), (1668, 232920), (1941, 200160), (2085, 186336), (2160, 179866), (2224, 174690), (2502, 155280), (2588, 150120), (2780, 139752), (3235, 120096), (3336, 116460), (3753, 103520), (3882, 100080), (4170, 93168), (4320, 89933), (4448, 87345), (5004, 77640), (5176, 75060), (5560, 69876), (5823, 66720), (6255, 62112), (6470, 60048), (6672, 58230), (7506, 51760), (7764, 50040), (8340, 46584), (9705, 40032), (10008, 38820), (10352, 37530), (11120, 34938), (11646, 33360), (12510, 31056), (12940, 30024), (13344, 29115), (15012, 25880), (15528, 25020), (16680, 23292), (17469, 22240), (18765, 20704), (19410, 20016)]