388365840

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{821}}^1$

素因数の和:919

約数の個数: 200

約数和(自身を含む): 1368994968

約数和(自身を除く): 980629128

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, 73, 80, 81, 90, 108, 120, 135, 144, 146, 162, 180, 216, 219, 240, 270, 292, 324, 360, 365, 405, 432, 438, 540, 584, 648, 657, 720, 730, 810, 821, 876, 1080, 1095, 1168, 1296, 1314, 1460, 1620, 1642, 1752, 1971, 2160, 2190, 2463, 2628, 2920, 3240, 3284, 3285, 3504, 3942, 4105, 4380, 4926, 5256, 5840, 5913, 6480, 6568, 6570, 7389, 7884, 8210, 8760, 9852, 9855, 10512, 11826, 12315, 13136, 13140, 14778, 15768, 16420, 17520, 19704, 19710, 22167, 23652, 24630, 26280, 29556, 29565, 31536, 32840, 36945, 39408, 39420, 44334, 47304, 49260, 52560, 59112, 59130, 59933, 65680, 66501, 73890, 78840, 88668, 94608, 98520, 110835, 118224, 118260, 119866, 133002, 147780, 157680, 177336, 179799, 197040, 221670, 236520, 239732, 266004, 295560, 299665, 332505, 354672, 359598, 443340, 473040, 479464, 532008, 539397, 591120, 599330, 665010, 719196, 886680, 898995, 958928, 1064016, 1078794, 1198660, 1330020, 1438392, 1618191, 1773360, 1797990, 2157588, 2397320, 2660040, 2696985, 2876784, 3236382, 3595980, 4315176, 4794640, 4854573, 5320080, 5393970, 6472764, 7191960, 8090955, 8630352, 9709146, 10787940, 12945528, 14383920, 16181910, 19418292, 21575880, 24272865, 25891056, 32363820, 38836584, 43151760, 48545730, 64727640, 77673168, 97091460, 129455280, 194182920, 388365840]

約数ペア:

[(1, 388365840), (2, 194182920), (3, 129455280), (4, 97091460), (5, 77673168), (6, 64727640), (8, 48545730), (9, 43151760), (10, 38836584), (12, 32363820), (15, 25891056), (16, 24272865), (18, 21575880), (20, 19418292), (24, 16181910), (27, 14383920), (30, 12945528), (36, 10787940), (40, 9709146), (45, 8630352), (48, 8090955), (54, 7191960), (60, 6472764), (72, 5393970), (73, 5320080), (80, 4854573), (81, 4794640), (90, 4315176), (108, 3595980), (120, 3236382), (135, 2876784), (144, 2696985), (146, 2660040), (162, 2397320), (180, 2157588), (216, 1797990), (219, 1773360), (240, 1618191), (270, 1438392), (292, 1330020), (324, 1198660), (360, 1078794), (365, 1064016), (405, 958928), (432, 898995), (438, 886680), (540, 719196), (584, 665010), (648, 599330), (657, 591120), (720, 539397), (730, 532008), (810, 479464), (821, 473040), (876, 443340), (1080, 359598), (1095, 354672), (1168, 332505), (1296, 299665), (1314, 295560), (1460, 266004), (1620, 239732), (1642, 236520), (1752, 221670), (1971, 197040), (2160, 179799), (2190, 177336), (2463, 157680), (2628, 147780), (2920, 133002), (3240, 119866), (3284, 118260), (3285, 118224), (3504, 110835), (3942, 98520), (4105, 94608), (4380, 88668), (4926, 78840), (5256, 73890), (5840, 66501), (5913, 65680), (6480, 59933), (6568, 59130), (6570, 59112), (7389, 52560), (7884, 49260), (8210, 47304), (8760, 44334), (9852, 39420), (9855, 39408), (10512, 36945), (11826, 32840), (12315, 31536), (13136, 29565), (13140, 29556), (14778, 26280), (15768, 24630), (16420, 23652), (17520, 22167), (19704, 19710)]