888911280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2089}}^1$

素因数の和:2308

約数の個数: 160

約数和(自身を含む): 3078820800

約数和(自身を除く): 2189909520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 197, 216, 240, 270, 360, 394, 432, 540, 591, 720, 788, 985, 1080, 1182, 1576, 1773, 1970, 2089, 2160, 2364, 2955, 3152, 3546, 3940, 4178, 4728, 5319, 5910, 6267, 7092, 7880, 8356, 8865, 9456, 10445, 10638, 11820, 12534, 14184, 15760, 16712, 17730, 18801, 20890, 21276, 23640, 25068, 26595, 28368, 31335, 33424, 35460, 37602, 41780, 42552, 47280, 50136, 53190, 56403, 62670, 70920, 75204, 83560, 85104, 94005, 100272, 106380, 112806, 125340, 141840, 150408, 167120, 188010, 212760, 225612, 250680, 282015, 300816, 376020, 411533, 425520, 451224, 501360, 564030, 752040, 823066, 902448, 1128060, 1234599, 1504080, 1646132, 2057665, 2256120, 2469198, 3292264, 3703797, 4115330, 4512240, 4938396, 6172995, 6584528, 7407594, 8230660, 9876792, 11111391, 12345990, 14815188, 16461320, 18518985, 19753584, 22222782, 24691980, 29630376, 32922640, 37037970, 44445564, 49383960, 55556955, 59260752, 74075940, 88891128, 98767920, 111113910, 148151880, 177782256, 222227820, 296303760, 444455640, 888911280]

約数ペア:

[(1, 888911280), (2, 444455640), (3, 296303760), (4, 222227820), (5, 177782256), (6, 148151880), (8, 111113910), (9, 98767920), (10, 88891128), (12, 74075940), (15, 59260752), (16, 55556955), (18, 49383960), (20, 44445564), (24, 37037970), (27, 32922640), (30, 29630376), (36, 24691980), (40, 22222782), (45, 19753584), (48, 18518985), (54, 16461320), (60, 14815188), (72, 12345990), (80, 11111391), (90, 9876792), (108, 8230660), (120, 7407594), (135, 6584528), (144, 6172995), (180, 4938396), (197, 4512240), (216, 4115330), (240, 3703797), (270, 3292264), (360, 2469198), (394, 2256120), (432, 2057665), (540, 1646132), (591, 1504080), (720, 1234599), (788, 1128060), (985, 902448), (1080, 823066), (1182, 752040), (1576, 564030), (1773, 501360), (1970, 451224), (2089, 425520), (2160, 411533), (2364, 376020), (2955, 300816), (3152, 282015), (3546, 250680), (3940, 225612), (4178, 212760), (4728, 188010), (5319, 167120), (5910, 150408), (6267, 141840), (7092, 125340), (7880, 112806), (8356, 106380), (8865, 100272), (9456, 94005), (10445, 85104), (10638, 83560), (11820, 75204), (12534, 70920), (14184, 62670), (15760, 56403), (16712, 53190), (17730, 50136), (18801, 47280), (20890, 42552), (21276, 41780), (23640, 37602), (25068, 35460), (26595, 33424), (28368, 31335)]